Both planks and push-ups are hall-of-fame workout moves. They can be done nearly anywhere because you don't need any equipment, and you don't need any more space than the amount you take up lengthwise ...

Strengthen more than just your core muscles with the humble-yet-mighty plank.

The plank is one of the most commonly performed core-strengthening exercises, and whether you're getting your heart-rate up at Barry's or at home (using a Class FitSugar video, per chance??), there's ...

If you are looking for a real challenge, then try doing the RKC Plank. Invented by a former Soviet special forces trainer, ...

(CNN) — Planks are widely considered by fitness experts to be a fantastic exercise to strengthen the muscles in your core and elsewhere, no matter your age or physical fitness level. There are ...

Burpees are a popular exercise, but they can put a lot of stress on your joints. You can swap burpees for other lower-impact ...

I don’t love planks. There I said it. Isometric exercises (or holding one position) are not my thing. I prefer other types of core exercises (hi dead bugs, bicycle crunches, inchworms, or V-ups!) over ...

When I heard the record for a woman holding an abdominal plank was measured in hours and not minutes (a whopping 4 hours 19 minutes and 55 seconds), I honestly couldn't believe it. I get the full-body ...

Margot Robbie, pictured here on the set of the "Barbie" movie wearing a pink and white gingham dress, trained with David Higgins to get into top character shape. (Photo: Everett Collection) This ...