http://www.sciencedirect.com/science/article/pii/S0303846717302883
“Pornography headache” case study
Note that the doctors didn’t tell him to quit porn. Instead they prescribed a pain med with (potential) serious side effects.
;
Donald S Crain, MD and Michael T Marshall, MD and John E Kehoe, MD:
“There appears to be a relationship between pornography use and sexual dysfunction in men who report a preference for masturbation to pornography rather than sexual intercourse.”
PD69-12 SURVEY OF SEXUAL FUNCTION AND PORNOGRAPHY | Journal of Urology
www.auajournals.org