The sex-ed class you never got in school! Why do men tend to wake up with “morning wood”? We look at the hard facts and some of the biology of an erection to discover the mechanism behind this phenomenon.
Source: youtube.com / via: youtube.com
The sex-ed class you never got in school! Why do men tend to wake up with “morning wood”? We look at the hard facts and some of the biology of an erection to discover the mechanism behind this phenomenon.
Source: youtube.com / via: youtube.com