Measuring Obesity

There is no way to directly measure how much fat a living person has. Learn about the various methods used by researchers and fitness advisors to estimate a person’s body fat. Also featured on the HHMI DVD Science of Fat, available free from HHMI. Order DVDs here.

Molecular Structure of Fat

Fat is tissue, a type of cell, and a substance. Learn about the chemical and molecular structure of fat and how it relates health. A Flash slide show that delves into the various molecular shapes that fat can take. Also featured on the HHMI DVD, Science of Fat, available free from HHMI. Order DVDs here.

How The Body Uses Fat

A Flash slide show that delves into the various molecular shapes that fat can take. From the DVD of the 2004 Holiday Lectures on Science, Science of Fat, available free from HHMI. Order DVDs here.