The most significant dietary finding of the last 25 years, the glycemic index (GI) is an easy-to-understand measure of how food affects blood glucose levels and has revolutionised the way we eat. This fifth edition of Australia s original international bestseller is the one-stop classic resource for anyone who wants to discover the benefits of adopting a healthy low GI lifestyle. It will help you: Lose weight and keep it off; Improve diabetes management; Reduce the risk of heart disease; Improve blood cholesterol levels; Manage the symptoms of PCOS; Boost your fertility; Reduce hunger and stay full for longer; Prolong physical endurance; Prevent obesity; Increase your body s sensitivity to insulin.