***THE INSTANT SUNDAY TIMES BESTSELLER*** "Jessie (a.k.a. the Glucose Goddess) takes you on a fun and informative journey to understand how food affects your sugar spikes and your health. This practical guide is full of wonderful tips and hacks on how and what to eat; a must for anyone who wants to understand their body and improve their health." - Professor Tim Spector, author of Diet Myth and Spoon Fed, professor of genetic epidemiology at King's College, London