What's an orgasm?

What's an orgasm and does it hurt?

Here is a link.

http://en.wikipedia.org/wiki/Orgasm

Wikipedia is your friend. Use it.

well u have to expierience it to actually no what it is but from what i hear it is like this rush of joy i guess that makes ur hole body shake with joy. if that makes anysence at all. its really hard to explain. but like i said u have to expierience it to actually no what it is

Orgasms don't hurt...they feel very good. For a woman her muscles get tight then when she orgasms tremors will go throughout the body, and the vagina will expand contract. I don't know what it's like for a man.