You know it's important to stay active but still find yourself falling back on old habits. What can you do? Planning for exercise isn't hard if you make it a priority.

Ready to start exercising, but don't know where to start? This quiz from the AARP can get you off on the right foot.

The more active you are, the more calories you burn. Running or jogging, for instance, burns more calories than bowling.

Sprain? Strain? The terms for these injuries sound so similar, what's the difference? Find out by taking this quiz.