When you look out of your window, can you see trees? Preferably large ones? And how far is it from your home or workplace to ...

This simple 30-second heel-raise test reveals elite mobility at 45+. Learn what it shows and how to improve fast.

At 60, 50+ steps in 30 seconds signals elite fitness; under 40 means room to improve. See how to test, track, and boost your score.

It happens to all of us, and usually far sooner than we expect: You suddenly find that every time you get in or out of a chair, there's a veritable chorus of sounds from both your joints and your own ...