Go to the gym and get a pump, it’s that, but stronger and incredibly localized

4

It’s nice and it just feels like a blood rush to your cock. It hurts though if you’re wearing jeans or khakis because it just wants to escape. Hurts even more when you try to tuck it in to not show.

3

We get a little tingly and pleasurable feeling as it starts, when it stiffens up it gets more sensitive and feels like a muscle that you have little control over that is constantly and unconsciously being flexed. We don't 'feel' much honestly unless we're fully hard

1

Nothing really

1

Sometimes nothing but it can hurt if something goes wrong

1

Me but the prolonged female orgasm 😞

1