Probiotics, the healthy bacteria in yogurt, help crowd out bad bacteria in your system. In one study, people who consumed a yogurt drink daily containing Lactobacillus reuteri over an 80-day period took 33 percent fewer sick days.
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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
ON NEWSSTANDS NOW
Duke Lacrosse and the Fog of Scandal
How Thailand's Most Notorious Prison Became a Fight Club
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