Why Do Some People Knees Crack

why when I bend down both knees crack every time. and if I lay on my stomach and bend my knees backwards they make a popping sound ... View answer

[I'm a 49 year olf man who loves to urinate on my-self for fun. can you tell me if this is a health risk? I mean after all it is my own pee.] View answer

Do some people have erectile dysfunction for just no reason? (without aging, smoking , lack of exercise, any cardiovascular issues) Why do some people have such a big penis... View answer

Do some people have erectile dysfunction for just no reason? (without aging, smoking , lack of exercise, any cardiovascular issues) Why do some people have such a big penis... View answer

Why is it that some people who have never smoked get lung cancer , and some people who ve smoked heavily all their lives don t get it? ... View answer

why do some people have low blood pressure ? ... View answer

Why do some groups of people tend to be under-diagnosed for heart disease until it is too late? Why do some groups of people tend to be under-diagnosed for heart... View answer

in a popping sound. It s in my ankles, knees, back, hip, and neck. Is this normal? If so, why is this ...Hi, I m 21 years old and moderately active, and I ve noticed that my joints seem to crack very ... View answer

I was wondering why my knees crack evertime I bend them...I m 16 f and a dancer, been dancing for 11 years. This issue is persistent and has been going on for as long as I can rememeber. I need to ... View answer

I been having some problems with my joints and backs. I feel stiff and the time and when I crack my joint they continue to crack. Like if I keep extending my knee a certain way it keeps poping. I play ... View answer