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This 15-minute ab workout uses a stability ball to build a shredded, more functional core
Before you chuck that dusty old stability ball from your garage into the donation pile, hear us out. You might think they’re just for fitness influencers or older adults in aerobics classes, but ...
Strengthening your core goes beyond just obtaining a six-pack, it can also reduce injury risk and help you hit your next PR.
Add Yahoo as a preferred source to see more of our stories on Google. Before you chuck that dusty old stability ball from your garage into the donation pile, hear us out. You might think they're just ...
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