We all know that aging comes along with some inevitable changes: wrinkles, achy joints, and of course, weaker muscles. It makes tackling those stairs harder, and simply standing up from a chair can become a chore. But what if your muscles aren't just helplessly succumbing to age? They're fiercely fighting back. Decoding the muscle map and aging A recent study unveils the most detailed picture yet of how our muscles change – and resist those changes – as we age. Researchers at the Wellcome Sanger Institute and...