The exponential rise of our aging population. The pandemic. The explosion of GLP-1s. It’s a trifecta that’s making muscle — and the serious implications of not having enough of it — part of a larger ...

When you push up a hill or race along a straightaway, both your upper-body and lower-body muscles are relying on power and strength to move the bike against gravity and resistance. Surprised to learn ...

The smoking gun, for me, is the hill sprint at the end of the workout. I can still keep up with some of my younger training partners in tempo runs and mile reps, but when it comes to blasting uphill, ...