Over the years, people have invented all sorts of methods and ways to test aerobic fitness, from seeing who can perform the ...

Total run time is used to estimate VO₂ max. The Cooper 1.5-mile walk-run test, meanwhile, predicts cardiovascular fitness based on the time it takes to cover 1.5 miles on a track. If you’d ...

An Ironman athlete, told she'd never walk again after an accident more than six years ago, is now part of an early clinical ...