Contrary to common misconceptions, a solid core workout need not take up a whole chunk of your day. Nor does it have to involve countless amounts of equipment, like resistance bands or crunch machines ...
Da Garbage Disposal on MSN
15-minute challenge in under 5 minutes
Watch me crush a 15-minute challenge in less than 5 minutes, testing speed, strategy, and determination in an intense, fast-paced showdown.
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