muscles
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Fitmodo: The Science Of Six Packs
If you’ve always yearned for a washboard stomach, and you can do a thousand crunches but you still aren’t seeing results, you’re not alone. But never fear! Everyone has a six pack under there (somewhere), you’ve just got to know what to do to get it out in the open.
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Genetic Tweak Could Hulk Out Your Muscles
Some frighteningly muscular mice and nematode worms are running and squirming around a laboratory in Switzerland where scientists have genetically manipulated the critters to be harder, faster and stronger.