31 Oct '14, 11pm

A muscle cramp can stop you in your tracks–but with science on your side, you can fix it fast.

Your Facebook post about a midrace muscle cramp now has 32 unsolicited comments: Eat bananas! Salt tablets! Mustard! While the peanut gallery means well, the advice they're dishing out may just be nuts. In fact, even experts can't say with certainty what causes exercised-induced muscle cramps. "Scientists have theories, but it's hard to do research on cramps because they're unpredictable and spontaneous," says Kevin C. Miller, Ph.D., an associate professor of athletic training at Central Michigan University and devoted cramp researcher. In fact, one of Miller's early career tasks was to devise a humane way to induce cramps. (The process he came up with involves electro currents and students' big toes. He swears it's not too painful.) But even in a lab, multiple variables can be at play when a cramp occurs. "When I exercise, I lose sodium, I become dehydrated, and I become ...

Full article: http://www.runnersworld.com/health/oh-cramp?adbid=5283205...

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