Marathon runners who drink too much water are at risk of a deadly condition
All runners have to do to minimize their danger is drink less. “The more volume they take in, the higher the risk”
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Every couple of miles, the 30,000 or so runners competing in the 36th Marine Corps Marathon on Sunday will pass stations stocked with water and sports drinks. Most, hopefully, won’t stop unless thirsty. Some, however, following outdated advice, will drink according to a preset schedule — even downing all they can hold — increasing their risk, doctors say, of a potentially fatal medical condition.