Sit-ups can be a great way to strengthen your abdominal muscles that sit around your stomach. But they can quickly get repetitive and its easy to accidentally lose your form, so when boredom strikes, ...

NEW YORK (MarketWatch) -- Bally Total Fitness Holding Corp. on Monday said it will sell its Crunch Fitness division for $45 million in cash to entrepreneur Marc Tascher in partnership with private ...

Looking to amp up your core workout with a move that really targets those stubborn lower abs? Enter the reverse crunch. This exercise zeroes in on those hard-to-reach lower abdominal muscles, helping ...

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Welcome to Start TODAY. Sign up for our free Start TODAY newsletter to receive daily inspiration sent to your inbox — and join us on Instagram! Many people don’t use correct form when doing core ...

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, ...

The new Crunch Fitness made its big public reveal on Thursday, in a space on Blackstone Avenue that used to be a Big Lots. The gym is described as “one of ...

CR Fitness, the #1 fastest-growing and leading franchisee of Crunch Fitness, is accelerating its expansion in the Dallas-Fort ...

Sit-ups and crunches both target your core muscles, but work differently. You can use both exercises to build strength, endurance, and control.