Very informative glossary of terms — keep on hand when researching the topic and you will soon be an expert on the subject!

Try this: Sit up straight, close your eyes and breathe in deeply through your nose for two counts. Bring your breath down past your ribs, into your belly.

You're fit if you can:

Regular exercise is easy to lay aside because, frankly, it may seem like the least important thing on your schedule. But exercise is important.

The health benefits of working out are bountiful — increased energy and stamina, and reduced risk of cardiovascular disease, high blood pressure, diabetes, obesity, thinning bones (osteoporosis), a

The frequency of your exercise should be at least 3 times a week on nonconsecutive days to develop and maintain a good level of cardiovascular fitness.

BMI uses a mathematical formula based on a person's height and weight. BMI equals weight in kilograms divided by height in meters squared (BMI = kg/m2).

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