Is sex too frequent to be detrimental to men's health? - How to be Health
A normal man discharges only 3 to 5 ml of semen each time, of which more than 90% of the seminal plasma is secreted. The secretion and replenishment of seminal plasma is very rapid, but the production of sperm takes a long time (the cycle is about 3 months). Sexual knowledge that must be understood... Read More