This perceived exertion scale shows you how little exertion is required to benefit from regular physical activity.

Instead of being thinner, we're no better off than we were 10, even 20, years ago. In fact, the situation is worse: One out of every three American adults is now considered overweight.

When it comes to burning calories, most of us want to get as much mileage out of our exercise as possible.

Countless inventions, such as vibrating belts and ''gut-busting'' contraptions, have claimed to miraculously tighten and tone our trouble spots.

Regular physical activity is much more effective at keeping the weight off in the long run than any diet.

The main benefits of an calorie burning aerobic workout are to get your heart rate up and to sweat.

Unless you continually update your program to reflect the changes your body has already experienced, you can almost be guaranteed to plateau at some point along your journey toward reaching your goal weight.

Starting an exercise program after heart surgery, see the amazing results.