title: Hyperviscosity, unfitness, life stress: other risk factors in heart attack.
mesh_terms: D001809:Blood Viscosity; D003327:Coronary Disease / Q000097:blood / Q000209:etiology* / Q000523:psychology; D006801:Humans; D008016:Life Change Events; D008297:Male; D010809:Physical Fitness; D012306:Risk