The Obesity Factor is responsible for Knee Replacements outpacing Hip ReplacementBy Tiger / June 19, 2014 OBESITY DRIVING KNEE REPLACEMENTS OVER HIPS (Orthopedics This Week) More knees are being replaced in the U.S. than are hips and […] Get access to full posts, newsletters, trends, and market reports for only subscribe for $1/day. Username or E-mail Password Remember Me Forgot Password