Headlines

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

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

“My aim today was to feel like I could race this distance and not just survive it. Job done with a silver medal.” The Instagram post of Jonny Brownlee after completing Challenge Mogán Gran Canaria on

Can stepping into hyperreality enhance your running experience? David Smyth plugs in to find out

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

When retired Cambridgeshire doctor Celia Duff, 71, signed herself up for the trendy fitness craze Hyrox, she discovered a new passion and talent – and became ‘Badass Gran’