The penis enlarges when there is a blood flow to it. It might be when a man is aroused or just because.
You rub her first on her boobs the you pull down her pants and rub your penis every where around there and maybe have some sex.
Kinetic energy is when men want to have sex (kissing and sucking the penis). I am having sex with my girlfriend right now!
You should try to remove your clothing before sex.
Yes
You can as many times as twice a day. If you do it more than 2 times per day, your penis will fall off.
Winning
You can simply have a female proform oral sex no longer than a month you will see progress
You dont have to lick the penis,
of course a penis is going to harden during sex, as the male is going to get a reaction ( a good one) considering his penis is in/ up a womans vagina.
The male inserts his penis into the female's vagina.
During sex, whatever you want. Not during sex, report the person.
No
After a girls period! Unless you like to have bloody vagina lining on your penis during sex.
Yes
it is jizz a fluid that comes out of a penis or vagina during sex or masturbation
of course, with the vaccum(:
its get all messed up