title: Diet + exercise best for knee OA.
mesh_terms: D003131:Combined Modality Therapy; D015444:Exercise; D005260:Female; D006801:Humans; D008019:Life Style; D008297:Male; D008875:Middle Aged; D020370:Osteoarthritis, Knee / Q000178:diet therapy / Q000628:therapy*; D015431:Weight Loss