Men are most afraid of sudden penis fatigue in sexual life, can not feel orgasm at the same time, men will also be irritable and depressed, only a fully strong sex life can show charm, what makes the penis suddenly fatigued in sexual life? Why does the penis suddenly weaken during sex? 1. Psychological factors and age problems Excessive stress, poor mental state, depression, nervous system disorders during abnormal couples, and the penis will weaken when living in this state. As we age, sexual performance will slowly decline, especially after the age of 50, the sexual organs will decline, and the penis erection time is very short. 2. Excessive masturbation and bad living habits Excessive masturbation reduces sexual performance and libido, and during real sex, the penis weakens rapidly. In addition, a lot of smoking and drinking, not getting enough time to rest, excessive physical fatigue, always staying up late and overeating will make the male penis weak. How to respond? 1. Strengthen...