I ditched sit-ups for this standing ab exercise for a week — here's what happened to my core
Place your hands by your temples, with your elbows pointing out to the side. Lift your left knee, and at the same time, bend ...
Ditch sit-ups — strengthen and define your core with 1 dumbbell and this 5-move ab workout
To ramp up the challenge, some of these moves incorporate a dumbbell, which not only increases difficulty but also helps ...
Forget sit-ups — 5 abs exercises to build six-pack muscles without weights
we do recommend trying these moves to improve your chances of torching these muscles — no traditional sit-ups in sight. 1.