Hold a dumbbell tight to your chest ... "I always include some core work in my workouts, and there’s always a side plank in some form," says Kendter. "The side plank works the oblique muscles ...

If you can hang out in a side plank for minutes at a stretch, it's time to train with the heavy weights. Here's how to do dumbbell row side planks.

Boley uses the heavier weight for the leg raises, sit-ups and woodchop, switching to the lighter one for the side plank and standing ... give these five standing dumbbell abs exercises recommended ...

To ramp up the challenge, some of these moves incorporate a dumbbell, which not only increases difficulty but also helps ...

This is the workout: 10 partial single-arm sit-ups 15 leg lifts Side plank (on forearm) with dumbbell reach 15 reverse crunches 30-second forearm plank with dumbbell pull-through If these ...

How to do it: Start in a high plank position, hands on dumbbells, wrists under shoulders, feet in a wide stance. Keeping hips steady, pull one dumbbell up to the hip, keeping elbow close to side.

Unlike the plank, standing core exercises are a lot ... Here’s your workout: Dumbbell overhead marches – 10 reps (each side) Dumbbell suitcase carry – 30 seconds (each side) Dumbbell halos ...