Why do my hands sometimes just randomly hurt and lose circulation when I'm running?

I'm on crutches for a stupid circulation problem in my knee, and the pressure just keeps building:( I have a baseball tournma...

For some reason my hands keep going numb. It doesn't even have to be cold. It can be 70 degrees and my hands will randomly go...

I'm in decent shape and do some sort of workout everyday so blood flow in general is good but my hands are always freezing an...

I'm not concerned about it being a health problem or anything, I'm just wondering if I'm doing something wrong. It's not cram...

why does my hand hurt when I bike? I don't know how to explain it, but this is the same thing when I was a kid when go on the...

Just recently, my ankles and the area around them and just above them but at the front and back of my legs are hurting while ...

I've been working out to lose weight for the summer and for the past 4 days I've been getting cramps on the right side of my ...

I play soccer and I keep running and moving but my stomach hurt me Why ? It's so annoying

since like yesterday my hand/wrist hurt, i don't even remember hitting it on anything but if i move my hand in a certain way ...

What is fun about losing weight? I'm looking for motivation to lose these last ten pounds..so, what is the "good" and "fun" ...