Many specialists would advise intermittent fasting when people want to lose weight. This occurs when a person will only eat at specific times of the day, usually for a very brief time. Up to 16 hours or more of fasting—or not eating—come after this. Sadly, some people might wish to apply that principle to their cat and try to fast them in an effort to lose weight. However, starving your cat or depriving them of food for an extended period of time might have negative health implications.
We’ll go over why you should never fast your cat, what can happen if you do, and some healthier feeding practices to adopt so that your cat can reduce its weight and live a healthy life in this post.
What Does Fasting Mean?
When an animal goes without food for prolonged periods of time, it fasts. When it comes to cats, many owners simply fill the dish and leave, often forgetting to check the bowl for a day or two and replenish it. This happens frequently, especially when an owner takes a brief trip out of town. They might put food in the cat’s bowl, go out of town, and figure that the cat would eat what’s left over over the course of the next three to four days.
Your cat, however, is unaware of your return time. They might believe they have won the lottery and are receiving a colossal meal. Your cat might gobble up the entire bowl in one or two sittings before going days without meals.
On other occasions, your vet might have advised you that your cat is overweight and could benefit from losing a few pounds. You could imagine that intermittent fasting, which your doctor might advise for your weight loss efforts, will be advantageous for your cat as well. Therefore, you only give your cat one tiny meal every day and deprive it of food at the same time the next day. Cats should not do this; let’s talk about why.
What may possibly occur if I fast my cat?
If cats are fasting, they are more likely to develop fatty liver disease, also known as hepatic lipidosis. Because it does not occur in dogs, fatty liver disease is specific to cats. A cat’s body will start to quickly break down fat to provide energy and nutrients if they go longer than a few days without eating. The liver will eventually be unable to process this breakdown. Therefore, to further complicate the process, the liver will start to store that fat inside of and around the individual liver cells.
Cats who are already overweight or obese are more likely to develop fatty liver disease. They only need to go a few days without eating for this to happen. Before a cat stops eating, it frequently has another underlying ailment like diabetes, kidney disease, cancer, IBD, or cancer. It can also happen incidentally if you leave your cat alone for a few days and they decide not to eat either due to stress or because they’ve already consumed the food bowl you left them.
What Will Take Place If My Cat Develops Fatty Liver Disease?
Fatty liver disease, also known as hepatic lipidosis, is a particularly challenging condition to treat. To diagnose the illness, your veterinarian will likely order blood tests, an ultrasound, and frequently liver tissue samples. To restore the liver to its normal function, your cat will next require vigorous dietary care for a few months.
Getting that nourishment into your cat is tricky, though. Your cat may become extremely nauseated, start throwing up, and lose their appetite if they have a fatty liver. Even then, they frequently throw up whatever they eat. In order to feed your cat consistently and precisely while also administering drugs to treat nausea and support liver function, a feeding tube is implanted.
A veterinarian must install feeding tubes, which might be challenging to handle. Both the owner and the veterinarian must be dedicated to caring for a cat who has hepatic lipidosis. While your cat is being nursed back to health, weeks of food preparation, measuring, feeding, and repeat bloodwork need to be carried out. Unfortunately, because their livers never fully heal from the condition, many cats may pass away.
What About Fasting Prior to Surgery, though?
Prior to operations like a spay or neuter, your cat’s physician can advise a brief fast. Only one night is needed to do this. In other words, your cat can eat normally the evening before surgery, but breakfast is frequently skipped the morning of the procedure. However, if your cat has an underlying condition like diabetes, your vet might still advise you to give it a little meal the morning of the procedure.
Your veterinarian’s office frequently performs surgeries in the morning so that your cat can be fed in the afternoon after recovering. If your cat needs surgery because it is obese, discuss your concerns with your vet regarding a protracted fast.
How to Assist Your Cat in Losing Weight
As was previously said, cats who are already overweight or obese are more likely to develop fatty liver disease. In spite of the fact that it may seem paradoxical, you should continue to feed your overweight cat at the scheduled mealtimes. Measuring food is the first step in helping your cat reduce weight. Too frequently, a bowl of uncertain size and content is replenished once or twice each day for a contented cat. You might not be aware of the bowl’s capacity or the real caloric intake of your cats. Measure the food for your cats first using a regular-sized measuring cup.
Avoid piling the scoop! For breakfast and dinner, a tiny heap might easily contribute an extra 1/4–1/2 cup of unnecessary calories. Start off with two scheduled meals per day despite your cat’s inevitable grousing.
Once you are aware of the daily food intake for your cat, discuss it with your vet and develop a strategy for the future. It might just require making tiny adjustments every few months until your cat reaches a healthy weight. Due to the higher water content in canned food compared to dry kibble, your veterinarian may also advise doing so. Unknowingly, your cat may be eating less calories than she would from a bowl of dry food because she enjoys the occasional canned meal.
There are some excellent prescription weight-loss meals for cats on the market right now if your cat is still gaining weight or is unable to drop it. Ask your veterinarian for their recommendations.
Remember that feeding your cat homemade food could also be risky. For the health of their organs, cats require particularly specific amounts of protein, water, and other nutrients like taurine. Your cat could experience major health effects if any of these numbers are inaccurate. Additionally, cats are obligate carnivores, meaning they need meat to exist.
Fasting your cat is never advised, whether it happens on purpose or accidently when you go away. After just a few days without food, cats are susceptible to acquiring the illness known as hepatic lipidosis, often known as fatty liver disease. This occurs more frequently in already obese or overweight cats. Many cats will die from fatty liver disease because their livers never fully heal from the condition, and it can be challenging, expensive, and time-consuming to cure.
Ask a friend or pet sitter to pop by at least once a day while you are away to clean the cats’ litter boxes and provide them new food and water. If you want your cat to lose weight, start by weighing out the proper amount of food and feeding it to them twice daily. To ensure that your cat is receiving all of the essential daily nutrients for optimum health, always get veterinary guidance on the type and quantity of food you are providing.
Find out the medical reasons why your Betta fish is suffering from food issues.
Few things are as unsettling as a pet that won’t eat. So, if you’ve been attempting to feed your betta fish but having no luck, you’ve probably wondered why it isn’t eating.
Your betta fish not eating could indicate a number of different factors, is the response. Some of these issues can be avoided or have simple fixes. In other instances, your betta fish may not be eating due to a medical issue.
Whatever the reason, you should be sure to take away your betta fish’s food after 10 minutes. Otherwise, the leftover food can cause their tank to overgrow with bacteria and produce ammonia.
Why Is My Betta Fish Not Eating?
Some of the potential causes of your betta fish’s lack of appetite are listed below:
Your betta may be a picky eater
It doesn’t recognize its food.
The food may be defrosted.
poor quality of food
You are feeding your betta too much.
Your betta could be unwell.
Their surroundings have changed
Water temperature needs to be adjusted.
It goes without saying that a variety of things might make your betta fish stop eating. To aid you in solving your betta’s problem, we’ll go into further depth about each of these points.
Is Unaware of the Food
Betta fish are native to Southeast Asia’s shallow waters, where they often forage on marshes and rice paddies. As a result, your fish might not perceive the betta flakes or pellets you pour into their bowl as food.
Your choices are two. If your betta fish aren’t aware that you’re giving them food, keep giving it to them until they get interested enough to take a bite, or give them something else, such freeze-dried or frozen food.
When you bring your betta home, be sure to find out what they were fed by the pet store or previous owner. It’s possible that your betta prefers the old food to the new one you’re giving them.
Alternatively, if you recently gave your betta a new food and they abruptly stop eating, it’s likely that they are being picky and prefer their old food.
Food Requires Thawing
Kudos to you if you go the additional mile to give your betta fish freeze-dried and frozen food because it is wonderful for them. Your betta might, however, turn up their “fins” to it if this meal is still partially frozen or isn’t soft enough.
As a result, make sure the food you feed your betta is soft and defrosted. Additionally, before placing it in your betta’s tank, allow it to expand in water. Otherwise, it might do so in your stomach, which would lead to constipation.
Poor Food Quality
Betta Fish is able to identify low quality food, which is frequently sold in pet stores. As a result, betta fish may refuse to eat since the food has too many fillers and doesn’t taste natural to them.
If you give your betta premium fish flakes or pellets, the problem can be that their diet isn’t diverse enough. So, in addition to their regular betta pellets or flakes, try adding live, frozen, or freeze-dried foods to see if that resolves the issue.
You’re Feeding Them Too Much
A betta’s stomach is about the size of their eye, so don’t be deceived by their long, gorgeous fins. Therefore, if you have a betta fish that isn’t eating, it may be because it just finished eating.
After feeding your bettas, if you see any remaining food on top of their tank, remove it and make a note to give them less food in the future. Feeding your betta one or two pellets twice daily is generally a good idea.
Unfortunately, if your betta isn’t eating, they may not be feeling well. In that situation, they’ll typically exhibit additional symptoms as well, like swimming in a strange direction, tiredness, or changing the color of their fins.
Excess ammonia or other chemicals in the water is a typical cause for your betta to stop eating; what may seem like a tiny change to you can feel like a major difference to them.
As a result, you should check the tank’s specifications to determine if anything is out of the ordinary. For instance, too much ammonia can damage internal organs and gills, although water conditioners can stop this from happening.
Water Temperature Issues
Because they derive their energy from the water, bettas are dependent on the temperature of the water to function. Therefore, there is a good likelihood that your betta isn’t eating because it is too hot or cold if the water temperature is significantly higher or lower than 78°F.
Make it a routine to regularly check the water temperature for your betta. Furthermore, if you maintain your residence at a low temperature, think about installing a heater to your tank.
Why Isn’t My New Betta Fish Eating?
If your new betta fish won’t eat, a mixture of the above mentioned variables is probably at play. Betta fish are significantly impacted by environmental changes. As a result, until they adjust, new betta fish frequently refuse food.
In addition, there’s a considerable likelihood that the water temperature in their new dish is different from the one they came from. You must therefore be careful to gradually accustom them to their new water. Until your betta fish settles down and starts to eat, it can also be useful to turn off the lights for a few days.
Cats tend to be picky eaters. Most people won’t likely pick up a piece of broccoli from your plate or scavenge leftover rice or potatoes from the trash. However, they probably won’t refuse a piece of flesh. They are carnivores after all, and commercial dry cat food is often primarily composed of meat and created to satisfy felines’ total nutritional demands. It’s a wonderful mealtime choice that also serves owners’ needs. What happens, though, if your cat refuses to consume the dry food you give them? This could occur in your home for a number of reasons, such as your cat being bored with the diet or experiencing stomach problems. Learn more by reading on!
They are Used to Eating Wet Food
When switching your cat from commercial wet food to dry food, keep in mind that they might not first enjoy the dry diet. For kittens, this is especially true. Your cat may reject the dry food you give them in favor of the wet food they are accustomed to receiving. Fortunately, most cats will ultimately become accustomed to dry food and successfully make the switch to eating it exclusively with a little assistance from their owners.
Start out cautiously and mix some wet food and dry food together before meals to teach your cat to eat just dry food. Do this for a few days, after which you should go from eating more wet food to more dry food. When your cat is enjoying consuming dry food on its own at each meal, keep adjusting the food levels.
They’re just sick of eating the same food
Your cat may stop eating the same food brand if you’ve been feeding it to them for a time because they’ve become weary of the same flavors and textures. A change in the meal formula may be required if someone suddenly loses interest in their diet without exhibiting any symptoms of illness. To determine if it piques their interest, try combining some of their regular food with new food, particularly one with a different type of protein.
If so, gradually wean them off the old food by putting more of the new food in their bowl (and removing more of the old food) at mealtimes until they are only eating that food. Make an appointment for a consultation with your veterinarian if this doesn’t work.
The Food Doesn’t Suit Them Anymore
Your cat’s nutritional requirements and digestive system may change as they age, and the food they have been eating may no longer be comfortable for them. It might contain an excessive amount of a certain nutrient, or the kibble may be too large for their more mature teeth to comfortably chew. In any case, if it upsets their stomach and causes them pain, your cat is not likely to keep eating it. Working with your vet will help you identify your cat’s nutritional requirements and how to meet those needs without upsetting their digestive system.
Food is no longer edible
Even if dry cat food appears and smells fine to humans, it might go rotten. It could have developed mold or a rotten element could have been present. When you put food in front of your cat for a meal, they may reject it because they pick up on these problems. The issue in this scenario should be resolved by replacing the food with a fresh batch. Even after having their food replenished, if your cat still refuses to eat, there is probably another cause behind it.
They are Facing a Health Issue
It’s likely that your cat won’t feel like eating if it’s suffering from an issue like a dental infection, dehydration, an underlying sickness, or a persistent ailment. However, it might not be immediately apparent that anything is wrong with them at this point if they don’t exhibit any other symptoms of discomfort or disease. It is crucial to visit a veterinarian and have a complete health checkup performed if you are unable to identify any other causes for their lack of interest in feeding.
As a result,
You will need to explore by being more watchful during mealtimes, keeping an eye out for symptoms of illness and digestive distress, and trying novel ways to feed your cat because there are a few possible reasons why your cat might not enjoy eating dry food. Contact your veterinarian if you ever have any questions or are unable to pinpoint the cause of your cat’s disinterest in dry food.
Orange Bliss: Exploring the Dietary Benefits for Your Beloved Bunny
Yes, rabbits can eat oranges, but they should be fed in moderation as a treat. Oranges are safe for rabbits to consume, but they are high in sugar and should not be a significant part of their regular diet.
Oranges are a good source of Vitamin C, which is important for a rabbit’s overall health. However, due to their high sugar content, excessive consumption of oranges can lead to digestive upset and weight gain in rabbits.
When feeding oranges to your rabbit, ensure they are fresh, peeled, and thoroughly washed. Offer small pieces or segments as occasional treats, and remove any seeds before feeding. It is recommended to introduce new foods gradually to monitor your rabbit’s response.
Remember that the majority of a rabbit’s diet should consist of high-quality hay, fresh vegetables, and a limited amount of pellets formulated specifically for rabbits. These foods provide the necessary nutrients and fiber for your rabbit’s well-being.
If you have any concerns or questions about your rabbit’s diet or specific foods, it is always best to consult with a veterinarian who specializes in rabbit care for accurate and tailored advice.
Why Does My Cat Throw Up Food But Seem Totally Fine?
If your cat experiences occasional vomiting and appears to be in decent health, there may not be a significant cause for concern. However, if your cat vomits more frequently than twice a month, there could be underlying health issues at play, even if your cat’s behavior seems normal.
Cats Are Masters of Deception
Cats are experts at concealing their behavior. Hence, even if your cat seems fine on the surface, there might be underlying issues.
Is Your Cat Showing Other Symptoms Besides Vomiting?
Before proceeding, ensure that your cat is not exhibiting any additional symptoms. Look out for signs of diarrhea, straining in the litter box, excessive water intake, hiding, loss of appetite, or frequent urination.
The following five scenarios are the most common reasons for cats vomiting food but behaving normally:
Image Credit: Freepik arsyavisual
They’re Eating Their Food Too Fast
A cat that consumes food too quickly might experience regurgitation, where the food is brought back up without much digestion. Dry cat food can swell after absorbing water, triggering the cat’s brain to signal that it has eaten excessively. If your pet shows any other concerning symptoms like weight loss, it is essential to visit your veterinarian for a thorough evaluation and appropriate management.
Try Getting Your Cat to Eat More Slowly
If you want to slow down your cat’s eating and prevent regurgitation, it’s crucial to identify the specific trigger causing the issue. For example, if you consistently provide the same brand of cat treats and notice regurgitation, consider switching to a different brand or type of treat that might be more suitable for your cat.
In the case where your cat is primarily fed dry food and experiences regurgitation, introducing canned food into their diet could be a beneficial long-term solution. Canned food may offer various health advantages and can be easier on the digestive system.
Their Diet Is Imbalanced
There’s a possibility that your cat’s vomiting is caused by a poor-quality or excessively rich diet. Just like people, some cats have more sensitive stomachs than others. It’s important to note that giving milk to cats is not always a wise choice. While some cats may enjoy the flavor of cow’s milk, it doesn’t mean they can digest it properly. The majority of cats are lactose intolerant, and even they may happily consume milk, many will experience vomiting and diarrhea, even when they appear otherwise normal.
Food Allergies May Also Be to Blame
Indeed, vomiting in cats can also be triggered by food allergies. Food allergies may manifest with symptoms such as diarrhea, vomiting, and difficulty with bowel movements. If your cat appears healthy but is experiencing adverse reactions to its food, it’s essential to discuss the issue with your veterinarian.
They Have Hairballs
One of the unfortunate side effects of our cats’ grooming routine is the formation of hairballs. During grooming, the hairbrush-like barbs on a cat’s tongue pull out loose hair, which is then swallowed. As hair cannot be digested, it usually passes through the digestive system and is eventually eliminated in the litter box.
A condition known as “hair gastritis” can be triggered by hairballs in the stomach, leading a cat to vomit food or liquid without expelling any hair. Following the vomiting episode, a cat may behave completely normal, as though nothing unusual occurred.
Image Credit: Freepik vecstock
Groom Your Cat Regularly
Absolutely, regularly brushing or combing your cat’s loose hair is an effective way to reduce hairball incidents. This helps to remove excess hair from your cat’s coat before they ingest it during grooming. It is especially important to pay extra attention to grooming during shedding seasons when cats tend to shed more.
Feeding your cat a high-fiber diet is another valuable approach to manage hairballs. The increased fiber content in the diet helps promote healthy digestion and can aid in the movement of hair through the digestive system, reducing the likelihood of hairball formation.
By combining these grooming practices and dietary adjustments, you can significantly decrease the frequency of hairball occurrences in your cat and ensure their overall well-being. However, if hairballs become excessively problematic or are accompanied by other concerning symptoms, it is always best to consult with your veterinarian for further evaluation and guidance.
Try Hairball Gel or Medication
Another option to aid your cat with hairball management is providing flavor-infused gels. These gels can stick to swallowed hair and assist its smooth passage through the gastrointestinal tract. Additionally, some cats might prefer tasty chewable medications over gels, making them a viable alternative to try. Another option to aid your cat with hairball management is providing flavor-infused gels. These gels can stick to swallowed hair and assist its smooth passage through the gastrointestinal tract.
They Ate Something They Shouldn’t Have
Cats are naturally curious creatures, and they often engage in chewing on and ingesting various objects that can be harmful, including plastic pieces, string, fabric, toilet paper, sticks, and cat toys.
Even though these tiny objects can cause a cat to throw up, they typically pass through the gastrointestinal tract eventually. If the cat manages to vomit up the object, it is likely to be a temporary problem, and they will soon feel better and return to their normal behavior.
They Have an Intestinal Blockage
An object can become lodged in the stomach or intestine if it cannot safely pass through the GI tract or be vomited up. In some cases, your cat may be vomiting food while otherwise appearing normal, and you might not immediately notice the issue.
However, a gastrointestinal obstruction is a severe and potentially life-threatening situation that necessitates immediate treatment for your cat’s survival. If you suspect your cat may have ingested something that could lead to a gastrointestinal obstruction, or if you observe any concerning symptoms, don’t hesitate to seek urgent veterinary attention. Early intervention can significantly improve the chances of a positive outcome for your cat
It is not unusual for a cat to experience a temporary loss of interest in food while still behaving normally. This can be due to various minor reasons, such as not enjoying the food or feeling uncomfortable due to hot weather, similar to how humans might lose their appetites for certain reasons.
Below are the ten most common causes of a cat not eating much but still behaving normally:
The Food Isn’t Tasty
Cats may become picky eaters if they are offered new or unfamiliar foods, or if they have been eating the same food for an extended period.
To entice a cat to eat, consider adding a small amount of warmed, low-sodium chicken broth to her food.
Before making any changes to your cat’s diet, especially if she already has health issues, it’s essential to consult your veterinarian. Your vet can provide appropriate guidance and ensure that any adjustments to the diet are safe and beneficial for your cat’s overall health.
A Recent Vaccination
It’s not uncommon for cats to experience nausea for a day or two after receiving vaccinations. In most cases, this is a normal response and should resolve within 48 hours. However, if your cat continues to experience nausea or loss of appetite beyond 48 hours after receiving her shots, it may indicate a rare adverse reaction, and you should consult your veterinarian promptly.
Be vigilant for any serious side effects, such as breathing difficulties, persistent vomiting, or diarrhea, as these may require immediate medical attention.
It’s Hot Outside
Absolutely, it’s not uncommon for cats to eat less during the summer months, even if they spend most of their time indoors. Studies have shown that cats may consume about 15% fewer calories in warmer weather.
During the warmer months, the most vital aspect of caring for your cat is to ensure she stays well-hydrated. Keep a close eye on her water bowls and make sure to provide fresh water at least twice a day
Image Credit: freepik ri-in
Cats may lose their appetite due to various stomach and digestive issues, such as viral or bacterial infections and inflammation. In some cases, the condition may not be severe enough to cause noticeable changes in behavior, and the cat may continue to act normally despite being unwell.
It is crucial to be vigilant for additional symptoms that may confirm your cat’s intestinal issues, such as weight loss, vomiting, diarrhea, or constipation. Although your cat may be acting normally at the moment, the appearance of these symptoms, along with a change in behavior, could be indicative of a more serious gastrointestinal condition that requires immediate attention.
If you notice any concerning symptoms or changes in your cat’s behavior, it’s essential to seek veterinary care promptly.
Cats with mild, moderate, or severe oral disease may continue to behave normally when it’s time to eat. However, as their oral discomfort increases, they may start to show a reduced interest in eating, especially if they are only given dry food.
Wet food can be a better option for cats with dental problems, as it is softer and easier for them to consume. The moisture content in wet food can also be beneficial for cats with dental issues.
It’s crucial to discuss cat dental care and cleanings with your veterinarian. Regular dental check-ups and cleanings can help prevent and manage dental problems in cats, ensuring their continued well-being and comfort.
A Cat Cold
You are absolutely right. A stuffy nose can significantly impact a cat’s sense of smell, which can lead to a loss of appetite. It’s crucial to ensure your cat is eating during her recovery, as food is essential for maintaining her strength and overall health. If your cat continues to refuse food or exhibits any further signs of illness, such as a fever, lethargy, a runny nose, or watery eyes, it’s essential to seek veterinary care promptly.
Anxiety and Stress
You are absolutely right. Stress and anxiety can cause a cat to lose their appetite and eat less than usual. Significant life changes, loss of a family member (human or animal), moving to a new environment, or changes in the household can all contribute to a cat experiencing stress or anxiety.
A veterinarian can assess the situation and determine if medication or other interventions are necessary to help manage the cat’s stress and anxiety effectively.
Creating a calm and comforting environment for your cat and providing them with the necessary support during stressful times can also be beneficial in helping them regain their appetite and overall well-being.
Side Effects of Medication
Cats taking medications, whether for a temporary or long-term condition, may experience nausea and upset stomach as side effects. If the medication is only temporary and the cat’s overall health is not severely affected, it may be prudent to wait it out and see if the side effects subside once the treatment is completed.
However, if the cat requires long-term medication, and the side effects of nausea and upset stomach persist, it’s essential to discuss this with your veterinarian.
Cats can stop eating when they are in pain. If the pain is mild, a cat may still be acting normally but may eat less. On the other hand, if the pain is severe, a cat may start withdrawing from usual family interactions, become less engaged in their surroundings, and even hide.
If you notice any of these behavior patterns, like if your cat is not eating enough or drinking enough water, it is essential to be concerned and seek veterinary attention. Consulting a veterinarian is crucial to determine the source of the pain and to develop an appropriate treatment plan to help your cat.
Pain management is essential for your cat’s well-being, and early intervention can prevent the condition from worsening and ensure that your feline companion receives the necessary care and relief from discomfort.
Image Credit: Freepik user27955914
You’ve provided an accurate assessment of the situation. While it’s not highly likely that a cat is fighting cancer if she’s not eating much but otherwise acting normally, it is true that cats can develop cancer quite often. Cats that exhibit signs of serious pain and a loss of interest in eating could be experiencing various types of cancers.
Additionally, cats with liver, kidney, or heart disease that are on medication to manage their symptoms may also show a reduced appetite. In such cases, the lack of interest in food can be a symptom of the underlying condition, while their behavior may otherwise appear normal.
Regular veterinary visits can help maintain your cat’s well-being and address any concerns proactively.
How to Get Your Cat to Eat
You’ve provided some excellent methods to encourage a cat to eat when illness is not the issue. Here are the key points:
Offer stimulating foods: Some cats may be enticed to eat by offering them foods with strong aromas, such as liver or canned tuna.
Fresh food: If your cat still won’t eat, try taking the food away and offering fresh food later in the day. Cats may avoid stale or hardened food, so providing fresh meals can be more appealing.
Work with your veterinarian: If an illness is causing your cat’s lack of appetite, collaborate with your veterinarian to determine the appropriate treatment plan. Your vet may recommend prescription medications that act as appetite stimulants or suggest syringe-feeding your cat a liquid diet in more severe cases.