title: Good and bad cholesterol.
mesh_terms: D000328:Adult; D000368:Aged; D003327:Coronary Disease / Q000209:etiology* / Q000517:prevention & control; D006801:Humans; D008075:Lipoproteins, HDL / Q000097:blood*; D008297:Male; D008875:Middle Aged; D005082:Physical Exertion; D012306:Risk; D012420:Running
chemical_list: D008075:Lipoproteins, HDL