Get the secret to tank top-ready arms with this collection of moves.
Hold a light dumbbell in each hand, and lie flat with your back on a mat, knees bent. Extend your arms straight above your shoulders toward the ceiling, with palms facing forward. Keeping upper arms stationary, slowly bend your elbows, and lower the weights to the sides of your head. Simultaneously rotate your wrists in so your palms face your ears at the bottom of the move Press the weights back to start, twisting your palms again, and repeat for 10 to 12 repetitions.