There are several possibilities for nausea and vomiting after a little exercise. 1, symptoms caused by gastrointestinal dysfunction and indigestion due to abdominal cold or improper diet, you can take appropriate drugs to help digestion and drugs to enhance gastrointestinal motility, which can help relieve symptoms, such as stomachic tablets and morpholine. 2, frequent nausea and vomiting after exercise, consider that it may be due to chronic gastritis, decreased tolerance to exercise, resulting in digestive symptoms. You can go to the hospital through gastroscopy, carbon 14 breath test, to clarify the specific cause, and then further targeted treatment. 3, if there is chronic pharyngitis after exercise, due to breathing movement on the throat stimulation, will also cause nausea, vomiting reflexive response.