What is a diuretic?

A diuretic is any drug that elevates the rate of bodily urine excretion (diuresis). There are several categories of diuretics. All diuretics increase the excretion of water from the body, although each class of diuretic does so in a distinct way. Fore more information, click this wikipedia link: http://en.wikipedia.org/wiki/Diuretics
Helps to get rid of fluid build up & also helps with arthritis