Calculators

Experts are increasingly urging people to know their BMI, a figure that takes into account not just weight but also height to indicate body fat.

This calculator is for children with asthma. If you know your child's height, you can find his or her predicted peak flow.

BMI, or body mass index, uses weight and height to calculate weight status for adults. BMI for children and teens also takes into account gender and age because healthy body fatness differs between boys and girls and changes as they grow. This BMI calculator will help you determine if your child is at a healthy weight.

There isn't much good that can be said about smoking. Now, on a positive note, do you know how much money you can save if you quit smoking today?

Your target heart rate is the range at which sustained physical activity - running, cycling, swimming laps, or any other aerobic exercise - is considered safe and effective.