Dumbbell bicep curls are one of the best exercises to build bicep muscles. Hold a dumbbell in each hand with your arms down by your sides and palms facing forward. Slowly lift the dumbbells by ...

Your arms get in on the action too, with your biceps working to complete the pulling motion. And so does your core, Williams says, since your midsection helps stabilize your body as you complete ...

Shin Seung Ho has also reportedly joined the cast, although both actors’ agencies have yet to issue an official response.