The main causes of nausea and vomiting after girls stay up late include neurological disorders, endocrine disorders, hypoglycemia, or suffering from gastrointestinal diseases. Common causes and treatment 1, neurological disorders: girls stay up late after the brain overwork, resulting in tissue ischemia, hypoxia, causing neurological disorders, may show nausea, vomiting, pay attention to timely rest, through additional sleep can be alleviated; 2, endocrine disorders: may affect the normal metabolism and physiological functions of the body, resulting in nausea, vomiting and other symptoms, you can follow medical advice to supplement the physiological dose of hormones. Daily eat more food containing vitamin C, such as green vegetables; 3, hypoglycemia: if stay up late girls have not been eating, may appear hypoglycemic symptoms, it is recommended that timely supplementation of sugar, such as candy, can alleviate the symptoms; 4, gastrointestinal diseases: such as gastroenteritis, gastric ulcer, etc., easy to induce nausea, vomiting, etc., it is recommended to go to the hospital, follow medical advice to use omeprazole, norfloxacin and other drugs. Note: Pay more attention to rest, ensure sufficient sleep, avoid staying up late; improve diet, strengthen nutrition, eat more fruits, vegetables, milk, etc., avoid spicy, stimulating food; exercise more, such as running, yoga, etc.