Because adding strength to inefficiency often causes more problems than it solves Hi there, It’s surprisingly easy to get stronger but feel worse. I call this fit, not healthy. When you wake up feeling older than you should. Not because of productive muscle soreness....

And why you may want to measure it instead Hi there! Not knowing your VO2 max is similar to not knowing how much money you have in your retirement account. I think there’s a good chance you don’t actually know what your VO2 max is, but luckily there are some quick and...

If you were to track just one health metric, I think it should be this Hey there! VO2 max is the physical equivalent of the balance in your retirement accounts. Except I think chances are very high that you have a good idea of what’s in your retirement account, but...