Two YouTube science vloggers have tackled the persistent rumours around masturbation- that it can cause blindness, infertility or hairy palms and explained that a little bit of self love is actually good for you. Mitchell Moffit and Gregory Brown, who run the educational ASAPScience YouTube channel, say the practice could make you happier, healthier and improve your fertility The Canadian pair explain that chemicals released by masturbation include dopamine, which triggers the pleasure centres of the brain and reduces stress, endorphins which reduce pain including menstrual pain in women and prolactin, which aids sleep.