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Should Fans Fret that Olympians Are Fiddling With Their Genes?

Scientific American - Posted: July 27th, 2012, 3:48pm EDT

pThe Summer Olympics have finally begun! Time to celebrate the extraordinary talent, fortitude and grace of athletes representing the world#8217;s diverse nations, from Iceland to Chile. And time to wonder how many competitors are ingesting performance-enhancing substances ./pp When I started writing about science in the early 1980s, we worried whether athletes were amped up on amphetamines or steroids. Kid stuff. Now Olympics officials fear that some contestants may be boosting their strength, speed and endurance by fiddling with the core of their biological being, the genome./p a href=http://www.scientificamerican.com/blog/post.cfm?id=should-fans-fret-that-olympians-are-fiddling-with-their-genes[More]/a

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