Am I Normal: How Often Do Men Need to Ejaculate? Felix Health What Happens If Men and Women Masturbate Daily? All about biology [Educational purpose only] In Males: Helps maintain prostate health Doesn't lower testosterone in normal range, but excess may cause fatigue How often do women masturbate? All your female masturbation questions answered Studies suggest that when men abstain from masturbation for several days, testosterone levels can rise significantly. One study found levels increased by up to 45% around day 7, creating a noticeable spike