title: Considering testosterone therapy?  35% of men over 45 may have low testosterone levels.
mesh_terms: D000375:Aging / Q000187:drug effects* / Q000502:physiology*; D003863:Depression / Q000517:prevention & control; D007172:Erectile Dysfunction / Q000517:prevention & control; D015444:Exercise / Q000502:physiology; D006304:Health Status; D006331:Heart Diseases / Q000517:prevention & control; D020249:Hormone Replacement Therapy / Q000379:methods*; D006801:Humans; D008297:Male; D010024:Osteoporosis / Q000517:prevention & control; D007319:Sleep Initiation and Maintenance Disorders / Q000517:prevention & control; D013739:Testosterone / Q000627:therapeutic use*
chemical_list: D013739:Testosterone