NAUSEA (FEELING LIKE YOU NEED TO THROW UP?)

WHY ARE YOU SICK, FEELING LIKE YOU NEED TO THROW UP?

After excessive eating or drinking can sometimes suffer from a sick feeling . But also headaches , stomach disorders or pregnancy may have nausea may result. You have the feeling that you have to give . Why?

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Nausea is caused by one spot in the brains – the vomiting center – will be stimulated and the stomach gets the signal to empty themselves . By sight, smell and taste nausea can be generated . These include the emetic center receives information from different parts of the brains , the vestibular system and the gastrointestinal tract .

REACTION
By nausea and vomiting are trying to counter. Intake and absorption of harmful substances your body If you are sick , takes over the function of the stomach and reduces stomach acid formed. Also increases saliva production , and food is pushed up from the duodenum . If vomiting occurs , then both a violent contraction of the abdominal muscles and a relaxation of the esophagus on . Vomiting may be accompanied by heavy sweating and a slowed heart rate .

CAUSES
Vomiting and nausea do not always have to do with the contents of the stomach . There are many causes that can cause these symptoms :
Disturbance in the gastro- intestinal tract