The Bottom Line: Ditch the sit-ups. These bodyweight exercises are smarter, tougher, and deliver more bang for your buck.

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Perform each move for 50 seconds, taking just 10 seconds of rest between each one. Complete all the moves, and then you're ...

60 x 30 cm. (23.6 x 11.8 in.) Subscribe now to view details for this work, and gain access to over 18 million auction results. Purchase One-Day Pass ...

This core workout led by Marnie Alton requires no-equipment and is all standing. Expect barre and dance-inspired movements.

No matter which variations you follow, crunches have the advantage over sit-ups of being able to better target abdominal muscles. "Because the movement is smaller, you can control momentum more," ...

Lucas Zenobi is a graduate of the University of Pittsburgh and a life-long Pittsburgh Pirates fan. His other interests include film, music, and any and all things Pittsburgh.

For this variation, you’re instructed to start from ... You’ll need a pull-up bar (or similar) that you can hang from, and if your grip strength hasn’t developed yet, some chalk or gloves ...

Bored of the same old isometric hold? Switch it up with these wall sit variations! Each variation places a new twist on a supporting muscle group and is a great way to bust through a palteau.

Retired professional bodybuilder and Mr. Olympia competitor Charles Glass recently shared a push-up variation on his YouTube channel which puts more pressure on chest muscles. One of the most ...