...coffee may not be so bad....Marathon runners swear by it. Drinking coffee, they say, helps them push their bodies to the limit. A new study by researchers from the Oregon Health Sciences University in Portland boosts that claim. The research team studied six healthy but sedentary sedentary /sed·en·tary/ (sed´en-tar?e) 1. sitting habitually; of inactive habits. 2. pertaining to a sitting posture. sedentary of inactive habits; pertaining to a fat, castrated or confined animal. young men. The participants worked out on exercise bicycles while the scientists recorded blood pressure and the amount of blood pumped by the heart. Each volunteer then drank a double espresso and after 30 minutes performed the task again. The volunteers' hearts used less oxygen to pump more blood at lower blood pressure after the coffee. "Presumably pre·sum·a·ble adj. That can be presumed or taken for granted; reasonable as a supposition: presumable causes of the disaster. , caffeine has its effects because it is a vasodilator vasodilator /vaso·di·la·tor/ (-di-la´ter) 1. causing dilatation of blood vessels. 2. a nerve or agent that does this. va·so·di·la·tor n. ," says study leader and marathoner Bruce Hardy Bruce Alan Hardy (born June 1, 1956 in Murray, Utah), is a former professional American football player who was selected by the Miami Dolphins in the 9th round of the 1978 NFL Draft. A 6'5", 232 lbs. . "And we marathoners have sensed that coffee helps, even though science couldn't explain why." |
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