(http://i61.tinypic.com/jr8llx.jpg)
Yow, E.Hunks! If you drink MORE coffee you will have no problem getting it up!
A study (http://www.complex.com/pop-culture/2015/05/new-study-shows-coffee-lowers-odds-of-erectile-dysfunction) in April that determined men who drink two to three cups a day were more likely to reduce the risk of developing ED:
Caffeine intake reduced the odds of prevalent ED, especially an intake equivalent to approximately 2-3 daily cups of coffee (170-375 mg/day). VIA (http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0123547)