Amazfit has announced the Helio Strap Pro, a new body-worn training system designed for HYROX athletes and hybrid fitness ...

Building on the screen-free Helio Strap, Helio Strap Pro adds a dedicated waist-mounted motion sensor that captures core-body ...

Your core is so much more than a six-pack—it’s the powerhouse that supports your every move, from lifting groceries to crushing a workout. Training it properly means going beyond crunches and mixing ...

Core training has always been part of military PT and fitness testing. From crunches to sit-ups, flutter kicks, leg tucks and plank poses, the U.S. military uses many exercises to test core strength.

A strong core is not only a total flex—literally—it’s key for building total-body strength that carries over into everyday movement. And building one requires functional core training. Functional ...