What do あなた do when あなた are nervous?

I eat A LOT when i'm nervous.

It's weird, though, because i'm stressed a lot and only weigh 115 pounds.

I don't even exercise. ._.

I sing the nyan cat song

I keep moving my leg like up & down または I shake. but I never bite my nails または stuff like that.

twitch no idea why

sweat like hell, and eat a whole crap load of 食 :\

Eat ジャンク 食 または bite me nails.

bite my thumb and i blink alot