Why do people throw up?

People may vomit due to improper diet, pregnancy, gastrointestinal diseases, brain diseases and so on.
1. Improper diet: Eating stimulating food, greasy food, spoiled food, etc. may cause indigestion, leading to nausea and vomiting and loss of appetite.
2. Pregnancy: after a woman becomes pregnant, she may experience pregnancy vomiting, which is generally a normal phenomenon.
3. Gastrointestinal disorders: more severe or prolonged symptoms may be associated with gastritis, stomach cramps, intestinal obstruction or other gastrointestinal disorders.
4. Brain diseases: Intracranial hypertension, meningitis, etc. may cause symptoms of projectile vomiting.
There are many reasons for people to vomit, it is recommended to go to the hospital in time, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.