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19 plank exercises to build a strong core

Medically reviewed by Amy Kwan, PT Variations of planks include dolphin, caterpillar, and one-legged planks.Planks help ...
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‘I Did Plank Variations Every Day For A Month—And My Core And Arms Are Stronger Than Ever’

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 ...