Run yourself younger

Such is the relatively short period of human history in which so many people are choosing to exercise intensively through middle age and beyond, that the consequences to our health of doing so is stil

Fitness enthusiasts are crazy about running, but the evidence shows it’s too strenuous for almost everyone. Experts should walk back the running recommendation, says former marathon runner and ancestral health leader Mark Sisson

New studies, books, apps and more to help you stay well in mind and body.

To get a truly accurate benchmark of fitness, you need a time trial

If you have recently taken up running, or you’re coming back to it after a long break, you might be thinking about how to approach running further or faster. Now is a great time to start a training pl

Want the latest health intel? We’ve combed the science journals so you don’t have to…