Add Yahoo as a preferred source to see more of our stories on Google. spindle-shape muscle cells shown depicted in bright green and blue against a black background Scientists have transformed cancer ...

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Muscle loss in midlife isn't just about weaker fibers—it's a breakdown in how your brain talks to your body. Here is how to retrain your nervous system for lasting power.

Forget heavy barbells and complicated gym machines; experts say your own body weight is the most powerful tool for reversing ...