Hold a kettlebell by the horns or a single heavy dumbbell vertically in front of chest. Stand with feet shoulder-width apart, ...

Calf muscles are called “second heart" because they help keep blood circulating in the body. Cardiologist advises walking breaks to keep calf muscles pumping.

The best ab workouts don't need to happen on the floor. Try this all-standing dumbbell workout instead and see for yourself.