People’s sexual behavior is essentially a psychological phenomenon, in general, if the psychological imbalance between the two sexes, such as fear, tension, worry, anxiety, exasperation, disgust, these will affect the satisfaction of sexual intercourse. Harmonious sex life is by the couple’s emotional state, the accumulation of sexual experience and tacit cooperation to complete the joint. Harmonious sex life must have the following conditions: 1, strong feelings; 2, the two sides of sex is voluntary, equal; 3, healthy body and good mental state; 4, master the law, mutual consideration and cooperation; 5, good at excluding psychological factors interference; 6, grasp the frequency of sexual intercourse; 7, pay attention to non-verbal communication.