I don’t know about you, but strengthening your core without weights sounds like an efficient way to fit ab work into your ...

there are many variations of the plank to help you build a strong core. If you’re new to planks or haven’t done them in a long time, you may want to start with modified versions of the forearm ...

A huge thank you to the team at Community Office for Resource ... I met Mary Wiener of CORE at a local event. Not knowing how to begin, CORE walked me through the process with tremendous guidance.

So, even if your motivation for a hardcore HIIT class or lacing up your running shoes is low right now, it's worth incorporating a few core moves into your day. Don't worry if you hate crunches ...

If the goal of your workout is to walk away with a chiseled six-pack, you’re missing the point. Credit...Gritchelle Fallesgon for The New York Times Supported by By Jenny Marder To perform well ...