How To: Measure body fat using a caliper on a bodybuilder

Body fat is very important to keep track of in bodybuilding. One way to measure your body fat is with a device called a caliper. Calipers are easy to read, accurate, require no electric current and are cheap to buy. In this three part series, observe how a caliper is used on a bodybuilder's abs, chest and thighs - three of the most common problem areas.