WCCO EYE4 LOGO WCCO Radio wcco-eye-green01, ww color green

Joints

(credit: CBS)

Nearly 1 In 20 US Adults Over 50 Have Fake Knees

Nearly 1 in 20 Americans older than 50 have artificial knees, or more than 4 million people, according to the first national estimate showing how common these replacement joints have become in an aging population.

02/10/2012

Follow

Get every new post delivered to your Inbox.

Join 1,875 other followers