Unlock Cristiano Ronaldo’s secret abs routine with this high-intensity, no-equipment workout inspired by the football ...

From fitness inspiration to internet empire, Bodybuilding.com ruled the early 2000s. Here’s how it changed the industry — and how it all fell apart.

Find out why holding a strong plank for 2 minutes after 40 is a powerful test of core strength and how to safely build up to it.

Ellipticals, captain's chairs, and the decline bench are just a few of the best gym machines for ab strength. Here's your ...