Forget weights and sit-ups — this 10-minute standing ab workout will blast your core

As much as I love a good set of crunches and sit-ups, there are times when I’d prefer not to have to unroll my yoga mat and lie down on the floor. When I’m traveling, for example, or when there’s just ...
Yahoo

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 ...