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Stop cranking your neck: The 10-minute standing routine that blasts your abs without a single sit-up

Forget the floor—this high-efficiency standing workout uses light resistance to target your upper abs, lower abs, and ...
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Ditch sit-ups and crunches — blast your abs in 10 minutes with this 4-move standing core workout

There are a lot of different ways to go about building your core strength, and the good news for anyone who hates long training sessions or doing sit-ups is that you can carve out stronger abs and ...