title: Can bicycling affect my PSA level?
mesh_terms: D000368:Aged; D001642:Bicycling / Q000502:physiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D005082:Physical Exertion / Q000502:physiology*; D017430:Prostate-Specific Antigen / Q000097:blood*; D011470:Prostatic Hyperplasia / Q000097:blood
chemical_list: D017430:Prostate-Specific Antigen