12don MSN
If You’re Not Training Your Core Like This, You Might Be Missing Out on Serious Strength Gains
Psst: it's not another plank.
This simple bodyweight exercise is transforming routines across the U.S. by delivering full-core activation in less than a minute.
Core training has always been part of military PT and fitness testing. From crunches to sit-ups, flutter kicks, leg tucks and plank poses, the U.S. military uses many exercises to test core strength.
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