Anytime you have surgery, the normal flow of blood is interrupted. Fluids don't efficiently flow out of the leg.

There are some holes in the knee and the leg, (there is) a lot of blood and it is quite scary. But I believe the knee structure, that is the most important thing, is OK.

When you stop compressions, blood flow stops.

He was sick as a dog. He had to get some fluids in him.

What Viagra does is it increases the blood flow to the genital area -- and blood flow is a very important part of female sexual arousal,

What Viagra does is it increases the blood flow to the genital area -- and blood flow is a very important part of female sexual arousal.