Morning erection

The male member tends to swell and increase in size 2-5 times a night, regardless of age, and this lasts for 10-30 minutes. While you sleep - it works with might and main. Why there is a morning erection: 1. Full bladder. 2. Physical relaxation. According to some scientists, when the body fully rests, the process of blood circulation in the genitals increases, which causes an erection. 3. Erotic dream. 4. Testosterone surge. During REM sleep, due to the increased activity of the brain, in the body of a man there is an increased production of testosterone. The maximum emission is observed from 6 to 8-9 o'clock in the morning. It is this surge of the male hormone that causes an active process of involuntary excitation of the penis. 5. Taking drugs that stimulate an erection.