Daily vomiting may be caused by pregnancy reaction, chronic gastritis, central nervous system diseases and so on. The hazards include damage to the gastric mucosa and esophageal mucosa, resulting in water and electrolyte disorders and malnutrition. 1. Damage to gastric mucosa and esophageal mucosa: vomit contains gastric acid, bile and other substances, if you vomit every day such substances will continue to stimulate the esophageal mucosa, gastric mucosa, causing damage to the gastric mucosa and esophageal mucosa. 2. Hydroelectrolyte disorders: a large amount of body fluids, potassium, sodium and other substances will be lost during vomiting, and daily vomiting will cause hydroelectrolyte disorders in the body, resulting in dehydration, hypokalemia, hyponatremia, hypochloremia and other conditions. 3. Malnutrition: Frequent vomiting also affects the patient’s digestive function, and after eating food has not been fully digested, absorbed with the vomit out of the body, over time, malnutrition will occur. Daily vomiting may be caused by physiological factors such as pregnancy reaction, if the vomiting phenomenon is more serious need to be dealt with in a timely manner; it may also be caused by chronic gastritis and other diseases, which need to be treated under the guidance of a doctor. If you experience daily vomiting, it is recommended that you go to the hospital and ask your doctor to determine the cause of the vomiting.