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Crunches vs. Planks: Which Core Exercise Is Better for You?
Are planks good for abs? What about crunches? We turned to trainers Phil Catudal, MBA, NASM-CPT and Hailey Andrew for answers ...
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Are crunches a pain in the neck? Try this ab exercise instead
Neck pain is an especially common complaint when people do abdominal crunches. Although crunches seem easy, research suggests that they can increase the risk of low-back pain when they’re not ...