A recent study from the British Journal of Sports Medicine found that men who watched more than 20 hours of TV had a sperm count 44 percent lower than men who didn't watch any. The easy fix is to spend less time sitting, but Dr. Thomas J. Walsh advises delving a little deeper. He says that, because men tend to be less attentive to their health than women, any man facing a reproductive health issue should take this time to reassess his health in general.
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The 2014 Adventure Issue
From Iceland's Highway 1 to Utah's Canyonlands, an epic itinerary for modern explorers.
Plus: Building a Bigger Action Hero
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Duke Lacrosse and the Fog of Scandal
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