A NASM trainer reveals the forearm plank benchmark that signals elite core strength after 55. How long can you hold?

A quick one-leg balance test may reveal more about your strength, coordination, and independence than you think.

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 CSCS trainer breaks down exactly what your plank hold time says about your core strength after 60.

Here, fitness experts break down the new research.

A quick scan of any gym will show you: Abs exercises are one of the most popular ways people fill their workout time. That’s great—but many folks fall into the trap of prioritizing core workouts in ...

If you can do these six exercises after 50, your body is in good shape ...