Tedd, a physical fitness enthusiast and dog lover, had both his knees replaced October 2014. He now works out regularly and walks his dog Stella 3 miles to and from the gym.

Pam is an avid hiker whose knee pain prevented her from doing so. Just 6 weeks after surgery she was able to walk 9 miles per day while on vacation in Florida.

Doug, who works on helicopters for the military, had a total knee replacement as an outpatient procedure and was discharged a few hours after surgery.