Male Masturbation by Numbers : r Infographics How Often Should Men Masturbate? hims HOW OFTEN DO YOU MASTURBATE? A frequently shared study from 2003 found men's testosterone levels increased around the seventh day of abstinence, with researchers observing a temporary spike of roughly 45 percent compared to baseline levels. However, Poll: Fifth of students don't masturbate The Brown Daily Herald A small study published in 2003 tracked men during abstinence and found a temporary rise in testosterone around day 7, with levels increasing by roughly 45% compared to baseline. It wasn't a