After intercourse, the body is overworked, excessive nerve tension, blood filling during exercise leads to insufficient blood supply to the brain, probably because of the occurrence of hypoglycemia and hypotension caused by dizziness, more frequent sexual intercourse can also cause this symptom, as well as the environment of sexual intercourse caused by lack of air circulation. Before having sex, adjust your mind, don’t get too excited, don’t eat too much, and don’t be too big. To pay attention to rest, appropriate exercise, strengthen the physical exercise, relax the mind.