Exercise Gives You Energy

You might be surprised at how, say, popping in a workout tape for 30 minutes in the morning can change your whole day. When endorphins are released into your bloodstream during exercise, says Astorino, "you feel much more energized the rest of the day."

And when you improve your strength and stamina, it's easier to accomplish everyday tasks like carrying groceries and climbing stairs. This also helps you feel more energetic over the course of the day.

A common excuse among Atkinson's clients is that they're too tired to exercise, he says. While exercise may make you feel more tired at first, he says, that won't last long.

The physical tiredness you feel after working out isn't the same as everyday fatigue, he says. Besides, once your body adjusts to exercise, you'll have more energy than ever.