Carbohydrate Intake for Endurance Training: Redefining Traditional Views

by: Roger Vaughan, MS and Len Kravitz, PhD


What your clients need to know about “carb availability.”

What Is the Glycemic Index?
The glycemic index is a numerical ranking system used to measure the rate of digestion and absorption of foods and their resultant effect on blood glucose. A food that ranks high on the GI produces a large, momentary spike in glucose after the food is consumed. By contrast, a food with a low GI causes a slower, sustained rise in blood glucose.

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IDEA Fitness Journal, Volume 10, Issue 2

© 2013 by IDEA Health & Fitness Inc. All rights reserved. Reproduction without permission is strictly prohibited.

About the Authors

Roger Vaughan, MS IDEA Author/Presenter

Len Kravitz, PhD

Len Kravitz, PhD IDEA Author/Presenter

Len Kravitz, PhD, is the program coordinator of exercise science and a researcher at the University of New Mexico in Albuquerque, where he recently won the Outstanding Teacher of the Year award. Len w...