It is always important to talk with your doctor before starting an exercise program, particularly if you have certain health conditions.

To improve your heart and lung fitness, aim for 30 to 60 minutes of aerobic exercise three to four times a week.

Lack of physical activity has clearly been shown to be a risk factor for cardiovascular disease.

You can't walk across a room without huffing and puffing. Your arms get tired unpacking a bag of groceries. You're carrying more and more excess body weight. And you can't remember the last time you got any real exercise.

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.

You can lose weight by dieting, exercising, or a combination of both. Including exercise into your daily routine offers other benefits besides weight control.

A training log helps you organize and save information about your exercise routine so you can work toward your important goals.

As a busy person with family, work, and civic responsibilities, how can you find time for yet another activity?

Although aerobic workouts like walking or running are important, they can’t take the place of strength training when it comes to building and preserving muscle.

Starting as early as your 20s and throughout your 30s, you'll naturally start to lose muscle -- and gain fat at a rate of about 2 percent per decade, especially if you have a sedentary job or lifestyle.

Walking is easy because you can do it almost anywhere and at any time. It also offers a range of health benefits.