DEAR MAYO CLINIC: My grandmother lives with me, and she is always nagging me to “stand up straight” and “put your shoulders back.” She says good posture will keep me healthy as I age. But I’m only 17.

Upper body training has long been associated with bodybuilders and gym enthusiasts. In reality, however, its benefits extend far beyond building impressive arms or a wide chest. The best exercises for ...

DEAR MAYO CLINIC: My grandmother lives with me, and she is always nagging me to “stand up straight” and “put your shoulders back.” She says good posture will keep me healthy as I age. But I’m only 17.

As a child, being told to sit or stand up straight may have felt like a nuisance, but those adults in your life were on to something: Good posture helps you stay healthy and pain-free. It can affect ...

Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. Research suggests that it may take far fewer than ...