Maximum Heart Rate is based on the person's age. An estimate of a person's maximum age-related heart rate can be obtained by subtracting the person's age from 220. Then take that number and multiply it by .5, to get your lower end of your target zone. And then multiply that same number by .85 to get the upper end of your zone.
What does BMI mean?
BMI stands for body mass index. It is calculated from a person's weight and height. BMI provides a reliable indicator of body fatness for most people.
Why do I need to lift weights?
For a person interested in weight loss weight lifting increases the body's ability to burn calories at rest. This means that it will become easier for a person to maintain a certain weight. Among other things, muscle also helps to keep bones strong.
How often do I need to exercise?
The American College of Sports Medicine recommends three to five days a week for most cardiovascular exercise programs. Alternating days of more intense exercise with a day of rest or easy exercise.

