Sleeping nausea, vomiting, generally have the following causes: First, eating an unclean diet will cause nausea, vomiting, and unclean diet once digested and absorbed inside the harmful ingredients into the blood circulation will be more harmful to the human body. So this case of nausea and vomiting try not to stop vomiting, but let the patient vomit the dirty things clean, and then drink a lot of water to promote excretion. Second, the spleen and stomach is cold caused by cold drinks, chilled watermelon, grapes and other cold things after eating the spleen and stomach is easily stimulated, causing cramps and diarrhea. Thirdly, acute gastroenteritis is caused by nausea, vomiting, abdominal pain, diarrhea and fever, which is caused by overeating or over-eating cold food. This condition of vomiting and diarrhea often puts people in a state of water loss, so they should drink a lot of water and rest in bed properly.