On this site we are presenting several different calculators within each category. Each calculator has its advantages, but some are better than others. Here we present a few calculators that we think are of excellent quality.

If you encounter terms or words on this site that are new to you, you can check out this list for further explanation.

Do yo you want to ...
- lose weight? - know your aerobic fitness level? - follow your strength development? - test your overall health?
Read this guide for recommandations on the most valid calculators.

This guide tells how to use a skinfold caliper and how to choose the right test.

This guide helps you to select among the many available fitness tests.