title: Worried sick.
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D006331:Heart Diseases / Q000209:etiology* / Q000517:prevention & control; D006801:Humans; D008297:Male; D008875:Middle Aged; D012106:Research; D013312:Stress, Physiological / Q000150:complications* / Q000517:prevention & control