Nausea and vomiting in bed may be due to gastrointestinal dysfunction and indigestion caused by improper diet. It is recommended to pay attention to diet regulation, diet should be regular, eat slowly and chew, diet should be nutritionally balanced, eat more fresh vegetables and fruits, avoid overeating, avoid spicy and stimulating food, avoid tobacco, alcohol, strong tea, coffee, carbonated drinks, etc.. All can stimulate the gastrointestinal mucosa, aggravate the symptoms of nausea and vomiting, strengthen physical exercise, such as walking, playing Tai Chi, etc., are able to stimulate gastrointestinal peristalsis, accelerate the body’s metabolism, pay attention to the emotional impact on diet. Keep your mood relaxed, don’t get angry often, rest properly, combine work and rest, avoid long-term tension and anxiety. For patients with severe vomiting, you can take oral gastrofacial, vitamin B6, etc.