Nausea And Headache After Eating

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Nausea and headache after eating – A headache is pain or discomfort in or around the head including the cranial sinuses or neck. Nausea is a feeling of nausea and vomiting with headache and nausea being the most common symptoms. They range from mild to severe.

Nausea And Headache After Eating
Nausea And Headache After Eating

Nausea after eating often appears when eating until you are too full or eat too large a portion. However, if nausea is frequent after you have eaten, even if you only eat a little, the complaint could be caused by a certain medical condition.

Nausea that appears occasionally due to overeating is a natural thing. However, when it appears over a long period of time and is always accompanied by vomiting or other complaints, such as abdominal pain or heartburn, flatulence, and abdominal pain, it is necessary to suspect as a symptom of a certain disease.

Nausea and headache are very common and sometimes occur together. A common cause of headache and nausea is migraine which can also cause vertigo.

In addition to migraines, there are some underlying problems that are less common and more serious when a person experiences headaches accompanied by nausea.

Migraine headaches will also cause sensitivity to light to visual or sensory disturbances. Other conditions associated with headaches and nausea, namely dehydration and low blood sugar

Some causes of nausea and headache after eating

  1. Stomach flu

Stomach flu or gastroenteritis is an infection of the digestive system due to the consumption of food that has been contaminated with viruses or germs, for example when food is processed uncleanly or does not wash hands before eating.

Common symptoms of stomach flu are nausea after eating, vomiting, diarrhea, abdominal pain, fever, headache, and the body feels weak.


In the first trimester of pregnancy, some women generally experience nausea after eating. It is suspected that the cause is physical and hormonal changes. When experiencing it, you are advised not to take any medications without first consulting a doctor.

3. Food allergies

food allergy certain can trigger nausea after consuming it. Nausea caused by food allergies is usually accompanied by other symptoms, such as itching, rashes and bumps on the skin, as well as swelling in the lips, eyes, and throat.

When this condition occurs, you need to see a doctor immediately to get treatment for severe allergies that pose a life-threatening risk.

4. Food poisoning

Food poisoning occurs because of the consumption of food contaminated with germs or toxic substances, thereby provoking irritation of the gastrointestinal tract. This condition can trigger nausea which usually appears 2–8 hours after consuming foods that trigger poisoning.

You can also experience other symptoms, such as diarrhea, abdominal pain, flatulence, vomiting, and weakness.

5. Excessive consumption of caffeine

Coffee may have become a mandatory drink for some people every day, whether drunk in the morning or at night. However, the caffeine content in coffee turns out to be not good for the body if consumed in excess.

6. excessive consumption of alcohol

Consuming alcohol, especially in large quantities, is also one of the frequent causes of headaches and nausea. Moreover, consuming too much alcohol can also cause a hangover. The day after, usually a person will have a hangover.

7. stress

In fact, stress and anxiety are also often the cause of headaches and nausea. Headaches, dizziness, and nausea can occur because you are stressed and want to deal with it. Therefore, you must be able to control stress and anxiety so that these symptoms do not appear.

Nausea And Headache After Eating
Nausea And Headache After Eating

8. Low blood sugar

The next frequent cause of headaches and nausea is low blood sugar. Low blood sugar (Hypoglycemia) can occur in people who have not eaten or even people with diabetes mellitus.

When the body lacks sugar, you also lack energy so that the brain and stomach will signal with symptoms of headaches and nausea. So, you must pay close attention to the symptoms that occur in the body when you experience illness.

9. Irregular sleep patterns

Irregular sleep patterns or lack of sleep can indeed affect a person’s state of health. Lack of rest can trigger a decrease in the body’s immunity, causing a person to get sick easily, just like you experience.

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To reduce complaints that arise, here are recommendations that you can do at home for nausea and headache after eating:

  • Get enough rest and set a regular sleep pattern for 7-9 hours every night
  • Do not get too tired, limit strenuous physical exertion
  • If the headache feels annoying, you can take painkillers such as paracetamol or ibuprofen
  • Eat small but frequent portions (5-6 times a day)
  • Eat regularly, do not be late in eating
  • Avoid the consumption of foods that are spicy, fatty, acidic, or gaseous
  • After eating Do not lie down immediately
  • Drink enough water 2-3 liters a day to prevent dehydration that can trigger headaches
  • Eat and drink slowly to prevent nausea
  • Avoid the consumption of caffeine, cigarettes. And alcohol
  • Avoid exposure to the scorching sun
  • Minimize stress

However, if the complaints continue, you should see a doctor so that you can be examined further.

In addition to sleep and diet, complaints of headaches and nausea can also be caused by various other factors such as migraines, tension headaches, disorders of cerebral blood vessels, brain tumors, stomach acid disease, problems in the liver, pancreas or biliary tract, enteritis, or viral and bacterial infections.

The doctor will conduct further examinations to explore the possibility of other underlying medical conditions, so that appropriate treatment can be given to you according to your basic condition.

Nausea And Headache After Eating will occur again if you do not maintain your diet and mealtimes