This calculator determines how many calories your body needs on a daily basis to maintain your current weight

This pregnancy weight gain calculator will allow you to determine a healthy weight gain schedule for your entire pregnancy, based on your individual characteristics

There are about 6 days during each menstrual cycle when you can get pregnant. This is called your fertile window. Use the calculator to see which days you are most likely to be fertile.

This calculator estimates your body fat index based on a range of personal measurements that do not require the use of calipers.