Don't ask me, I've been celibate for 10 years. Sex is no where in my radar. So many diseases and infidelities out there. I'm not even a fan of that casual sex thing but I notice some men even in public erect in the morning at bus stops, public places and more and they are not aware. The brain shuts down MOST of the organs during the REM cycle, putting them into a sort of "auto-pilot" among other things.
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