Add Yahoo as a preferred source to see more of our stories on Google. A pair of Bowflex adjustable dumbbells against a green background. Working out at home isn't just convenient -- it's cheap, too.

In the latest installment of Start TODAY, fitness instructor Savannah Simon demonstrates how to kick some basic exercises up a notch to make them effective and fun including butt kicks, arm pulls, ...

A muscular, athletic body radiates health and vitality. But how can you really build muscle effectively? FITBOOK takes a closer look at the five most important exercises and shows you how you can ...