title: Orthopedic problems seen in exercise programs.
mesh_terms: D000367:Age Factors; D001265:Athletic Injuries / Q000209:etiology*; D006801:Humans; D007718:Knee Injuries / Q000209:etiology; D007869:Leg Injuries / Q000209:etiology; D005082:Physical Exertion; D013177:Sports; D013178:Sports Medicine