title: Syncope after running.
mesh_terms: D001919:Bradycardia / Q000209:etiology; D006801:Humans; D007022:Hypotension / Q000209:etiology; D008297:Male; D008875:Middle Aged; D005082:Physical Exertion; D012420:Running; D013178:Sports Medicine; D013575:Syncope / Q000209:etiology*