What causes hamstring cramps?

I've been twitching a lot lately. and getting cramps everywhere. I got a foot cramp when I stood up, and I started twitching...

I'm in extremely a lot of pain with stomach cramps I'm not on my period an I'm not due for a period but I'm in A LOT of pain ...

I am having cramps in my upper abdomen and both sides of abdomen. Usually, I only get cramps right before my period, why am I...

I just started birth control and got my first period scene I have been on it... my periods are a lot heaver and my cramps are...

when I cough I have cramp things. What does this mean?

Just wondering if its true that caffeine causes cellulite? Because I think I heard that somewhere. Lol just wondering.

What are some injuries that causes heterochromia?

had my period a week ago, but im having the worst cramps! what could it be?

is not my period I am sure because it finished about 2 weeks ago and my back is constantly hurting me and causing me not to s...

I might be pregnant because my period is late but I've been having period cramps but no period can I be pregnant with these c...