Forget sit-ups — you just need 15 minutes and 1 kettlebell to strengthen your core with this standing abs workout

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You don’t crunches, sit-ups and planks to increase your core strength and definition, just take this 12-move standing kettlebell workout instead.

Forget sit-ups — you just need 15 minutes and 1 kettlebell to strengthen your core with this standing abs workout : Read more