Dr. Ertan Beyatlı

What causes nausea?

(Update: ) - Digestive System Diseases

What is nausea?

Nausea, stomach upset in the community and feeling of urge to vomit known as. The English word for nausea is "NauseaWritten as ”. Nausea may be the first step to vomiting stomach contents.

In fact, it is unnecessary to express this condition as "nausea" in Turkish because nausea is a stomach-specific condition. Just saying "nausea" is enough..


Nausea can be caused by a variety of reasons and is often preventable. Some people are very sensitive to movement or the effects of certain foods, medications, or certain medical conditions. All this can cause nausea. Common causes of nausea are described below.

Gastroesophageal Reflux Disease (GERD)

GERD or GERHWhen you eat food, it can cause the contents of your stomach to come back through your esophagus. This situation causes nausea as well as a burning sensation.


Bacteria or viruses can affect the stomach and cause nausea. Foodborne bacteria, food poisoning It may cause a disease known as Viral infections can also cause nausea.


Taking certain medications - for example, certain antibiotics and cancer treatments such as chemotherapy - can upset the stomach or contribute to nausea. Be sure to carefully read the medication information for any new medications you are using. Reading this information and talking with your doctor about the treatments you are taking can help you minimize drug-induced nausea.

Motion sickness and seasickness

Motion sickness (Vehicle Sickness) and seasickness can be caused by a bumpy ride in a vehicle. This movement may cause the messages transmitted to the brain to be out of sync with the senses, nausea, dizziness or vomiting. Sometimes people don't want to get into the car with the prejudice that "it will hold me if I get in the car." Some people generally prefer to sit in the front seats, as they argue that nausea will occur when sitting in the back seats of the car.

Food and drinks

Excessive consumption or eating of certain foods, such as spicy or very fatty foods, can upset the stomach and cause nausea. Eating foods with allergies can also cause nausea.


Intense pain can contribute to nausea symptoms. This, pancreatitis, gallstones and or for painful conditions such as kidney stones. At the same time, nausea can be seen in terminal cancer cases.


Stomach ulcer, gastroenteritis (gastritis) and intestinal inflammation (enteritis) can cause nausea. When eating, the ulcer can cause a burning sensation and sudden nausea.

Nausea is also a symptom of several other medical conditions, including:

  • benign paroxysmal positional vertigo (Benign paroxysmal positional vertigo -BPPV)
  • ear infection (otitis)
  • heart attack (MI, Angina Pectoris)
  • bowel obstruction (ileus, Sub-ileus, Constipation, Obstipation)
  • liver failure or liver cancer
  • meningitis
  • migraine headaches
  • Pregnancy

When to seek medical help

If your nausea is accompanied by heart attack symptoms, seek medical attention immediately. Heart attack symptoms may include chest pain, an intense headache, shortness of breath, jaw pain, sweating, or pain in your left arm.

If you experience nausea with severe headache, stiff neck, trouble breathing, or confusion, you should seek emergency help. If you suspect you are eating a toxic substance or if you are dehydrated, seek medical advice.

If nausea More than 12 hours If it prevents you from being able to eat or drink for a period of time, consult your doctor. Also, if your nausea does not subside within 24 hours of trying over-the-counter interventions, you should see your doctor.

Always seek medical attention if you are concerned that you may be dealing with a medical emergency.

For unexplained nausea Endoscopy recommended to be done.

How is nausea treated?

Nausea treatment depends on the cause. Sitting in the front seat of a car, for example, can alleviate motion sickness. Drugs such as dimenhydrinate (Dramamine), an antihistamine can help with motion sickness.

Taking medications for the underlying cause of the nausea may also help. Examples include stomach acid reducers for GERD or pain medications for intense headaches.

Consuming sufficient water (Hydration) can prevent dehydration associated with nausea and maintain electrolyte balance.

When you start the food again, it is useful to choose those that are light and will not touch your stomach, such as banana, rice, applesauce and toast.

How to prevent nausea?

Avoiding nausea triggers can help prevent the onset of nausea. For example:

  • flashing lights that trigger migraine headaches
  • heat and humidity
  • sea ​​voyages
  • strong fragrances such as perfume and cooking fragrances

Taking an anti-nausea medication before traveling can also prevent motion sickness.

Eating less and less often can help reduce nausea symptoms. Avoiding intense physical activity after meals can also minimize nausea. Avoiding spicy, very fatty, or fatty foods can also help. Examples of foods that are less likely to cause nausea include cereal, crackers, toast, gelatin, and broth.

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