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Forget sit-ups — I tried this 12-minute standing dumbbell workout to blast my abs

While sit-ups and crunches are an effective way to train your core, you can work your abs just as well with a standing abs workout, and this 12-minute dumbbell workout not only hits the core but also ...
Yahoo

Forget sit-ups — build a stronger core with this 5-move dumbbell abs workout

You don’t need to hit the gym to get a quality core workout done. If you have a set of dumbbells at home, or better still an adjustable dumbbell you can change the weight on, you can do this effective ...
Health on MSN

25 core exercises to build stronger abs and improve your balance and posture

Medically reviewed by Katrina Carter, DPT Core exercises like crunches and planks help improve your balance and posture.Side ...

Ditch sit-ups — strengthen and define your core with 1 dumbbell and this 5-move ab workout

I don't have any real issue with sit-ups, but my tailbone isn't a fan. The good news is you don’t need to do sit-ups to build ...