In interpersonal communication, it is inevitable to communicate with the opposite sex. From the health point of view, proper heterosexual communication is beneficial to health. The world itself is so wonderful, there are men and women is the world. If there is no opposite sex in a region for a long time, life will tend to be monotonous, people will become lazy, casual and depressed, and people's health will often be hurt. Dr. Lan Lin, a sociologist at new york State University in the United States, studied 1000 volunteers and proved that men, women and children can find comfort from friends of the opposite sex, which is especially beneficial to health. Some scholars' research shows that interacting with excellent opposite sex will promote the secretion of a happy hormone-brain morphine, which is most beneficial to people's health.

In the interaction with the opposite sex, we must be frank, trust and care about each other; However, we should be enthusiastic without losing our discretion, be close and keep our distance, and pay attention to the ways and means of care. Only in this way can we establish a long-term spiritual friendship between the opposite sex, show our noble moral character and personality, and make our body and mind healthy without any disadvantages.