The gastrointestinal symptoms of running.
D000293:Adolescent; D000328:Adult; D000368:Aged; D004068:Digestive System Physiological Phenomena; D005260:Female; D005767:Gastrointestinal Diseases / Q000453:epidemiology; D006801:Humans; D008297:Male; D008875:Middle Aged; D012420:Running; D013178:Sports Medicine