Pinch should be maintained while reading the caliper. Take each measurement twice. Participant sits on floor, legs shoulder width apart and fully extended. A yard stick is held to floor with 15 in. The best of three trials is used for results.
Weight needs to be evenly distributed on all four corners of the foot.
The participant bends knees to a 90 degree angle. All movement should be smooth and controlled. During single leg presses the opposite leg should be relaxed and in a position where it will not inhibit or help the working leg. The 45 degree angle is measured by eye by a fitness professional. Participant performs as many as possible until losing form or stopping.