Common causes of nausea and sweating are pancreatitis and cholecystitis. The appearance of pancreatitis is related to poor dietary habits, many people because of overeating and often eat stimulating food and lead to disease attack, during the disease patients will have severe abdominal pain and indigestion symptoms, so after food intake, it will affect the digestion of food and nausea symptoms. Pancreatitis is characterized by nausea and vomiting in the early stages of the disease, as well as fever in the later stages, and many people experience sweating due to the fever. Cholecystitis is a disease in which the contraction function of the gallbladder is affected, resulting in bile pouring into the stomach, which not only damages the gastric mucosa, but also stimulates the mucosa and causes nausea. Cholecystitis not only causes nausea, but also severe pain, fever and other symptoms, so the patient will also be accompanied by sweating.