Because counting the pops and cracks when you stand up isn’t a reliable medical diagnosis.

The number on the scale doesn't tell the full story. Experts say VO₂ max, lung function, grip strength, and balance are far ...

The presidential fitness test, a divisive hallmark of children’s education from the 1960s to the 2010s, is back as part of ...

The test has been reinstated after being canceled in 2013 ...

Try these tests to evaluate your strength and cardiovascular fitness. Credit... Supported by By Hilary Achauer Photographs by Ashley Barker How do you know if you are fit? Or, at least, fit enough?

Trump signed an executive order last year reinstating the test.