This seven-minute workout from YouTube fitness channel TheNX, which is run by fitness trainer Chris Heria, targets the triceps, biceps and forearms in turn, and also works the shoulders ...

In just 20 minutes, you can check today’s core workout off your to-do list. Part of the Women’s Health+ Ultimate Abs Challenge, this dumbbell rotation workout uses a light weight to build on ...

Fortunately, you can shake up your mid-body routine with this 8-move dumbbell workout to strengthen your abs, build core muscle, and improve your posture. All you need to get started is a set of ...

The dumbbell weight should be challenging but not so heavy that you begin to feel the burn in your shoulders or arms instead of your abs for this standing ab workout. Why it works: The cross-body ...