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Nausea and vomiting: 11 Possible causes

The urge to vomit is called nausea, not necessarily resulting in vomiting, which may arise due to the consumption of very fatty foods, gastritis or can even be indicative of pregnancy, for example. Sometimes you may feel like vomiting when they are in a boat or car that rocks a lot or when you see or feel something that makes you feel disgusted, for example.

Nausea usually precedes vomiting and is usually accompanied by a feeling of discomfort, bitter taste in the mouth and cold sweat. Sickness usually passes after a few hours, however if it lasts longer than 1 day, is quite uncomfortable and the cause cannot be identified, it is recommended you go to the doctor so that you can investigate the cause of the sickness and thus assess the need. of treatment.

Nausea and vomiting: 11 Possible causes

Possible Causes

Nausea can be a consequence of various situations. See the main ones:

1. Diet

Eating too much or eating a lot of fatty foods can often make the digestive process difficult, which results in nausea and often vomiting. In addition, food poisoning or intolerance to some type of food constituent, such as gluten, for example, may result in gastrointestinal changes, leading to diarrhea, feeling sick, nausea and vomiting.

2. Labyrinthitis

Labyrinthitis is an inflammation of a structure inside the ear, called the labyrinth, and its main symptom is dizziness, which usually results in nausea.

3. Gastrointestinal problems

Some gastrointestinal problems, such as gastritis, gastroenteritis, reflux and pancreatitis, for example, can cause, among other symptoms, malaise, burning sensation and nausea, which usually appears soon after meals, causing a lot of discomfort.

4. Digestive Bleeding

Digestive hemorrhage occurs due to bleeding somewhere in your digestive system that can cause nausea and dark colored vomit, which can happen in Mallory-Weiss Syndrome, neoplasms, stress ulcers and hiatal hernia.

5. Migraine

A Migraine corresponds to an intense and pulsating pain in one side of your head that can cause, in addition to other symptoms, nausea and vomiting when very severe. It is important to see a general practitioner or neurologist to identify the cause of the migraine and to begin some type of treatment.

6. Hangover

A hangover occurs when you drink too much alcohol and the day after you wake up, you feel unwell, present headaches and eye and nausea, which is due to dehydration caused by the excessive alcohol consumption and the excessive effort the liver had to do to eliminate the excess alcohol.

Nausea and vomiting: 11 Possible causes

7. Infections

Infections caused by viruses, fungi, bacteria or protozoa can cause a number of symptoms, and when the agent that is in the origin of the infection reaches the gastrointestinal system, for example, it can lead to motion sickness and hence vomiting. Therefore, if infection is suspected by any microorganism, it is important to go to the doctor to identify the cause and start treatment, therefore preventing the progression of symptoms and aggravation of the disease.

8. Psychological disorders

Some psychological disorders, such as stress and anxiety, can lead to the appearance of physical as well as psychological symptoms, such as nausea, stomach ache, increased heart rate and difficulty breathing. 

9. Very intense physical effort

Strenuous exercise, especially when you are not used to it, can lead to nausea and often vomiting. This is because physical exertion leads to changes in blood circulation and, depending on the intensity, causes the increased production of lactic acid by the muscles, which eventually accumulates in the blood. So, in order to eliminate excess lactic acid, vomiting occurs.

10. Pregnancy

Nausea is one of the first symptoms of pregnancy and is usually present from the 6th week of pregnancy. Vomiting is one of the main symptoms experienced by pregnant women and most often occurs in the morning. Nausea in pregnancy usually does not result in vomiting, but should be reported to the obstetrician if it is frequent. 

Vomiting craving and nausea during pregnancy, when in excess, is a condition called hyperemesis gravidarum, which may require hospitalization and hydroelectrolytic treatment, because the physician should not indicate the use of antiemetics before the 12th week of gestation.

11. Hypoglycemia

Hypoglycemia can be defined as a decrease in blood glucose levels, producing symptoms such as dizziness or vertigo, lack of coordination and nausea, the main cause being too much insulin in the body.

What to do

In case of nausea, it may be recommended you use some medication that can help relieve the nausea, such as Bromopride, Metoclopramide or Domperidone, for example, which should be used under medical advice. 

In addition to the use of medication, it is recommended you avoid consuming very fatty or heavy foods, as they make digestion difficult and may cause nausea, drink plenty of water, which can be taken with a few drops of lemon, for example, and drink teas, as they may decrease the vomiting sensation, such as mint tea and ginger tea.

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