This simple floor exercise is redefining how Americans train their core—without crunches, machines, or strain on the spine.

As a fitness editor, I love that deep core shake you get after a minute-long plank. That said, if I’m in a busy gym, or I’m taking my workout outside now the weather is nicer, the chances are I’ll ...

When we think of core exercises, standard moves like situps and crunches are often a go-to. But working the side body is an important piece of a well-rounded core routine that is sometimes overlooked.

Denise Austin just shared a motivational workout video on Instagram. The 66-year-old demonstrated a “three-minute” workout to strengthen abs. The fitness star demonstrated a total of five simple moves ...

While many workout regimens flame out as quickly as it took them to start trending, others stand the test of time. Exercises like tai chi, running, swimming, hiking and yoga, for instance, have been ...

Exercises like dead bugs help lengthen and strengthen the hip flexors in a controlled position, which improves form and can help offset the effects of sitting too much, adds Dickinson. Lie faceup, ...

They’re often lumped together as “ab exercises,” but crunches and situps aren’t the same thing — and choosing the right one can impact your results (and your spine). So, if your goal is stronger abs, ...

7-minute morning routine to flatten belly after 55, from a certified personal trainer, plus step-by-step form for each move.