The big no-brainer is to ditch cigarettes if you still smoke, which will cut out some lead and cadmium. But also step away from other smokers to avoid the secondhand effects.
Credit: Phil Ashley / Getty Images
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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