Lose 10lbs and look years younger with the ultimate easy-to-follow 6-week GI diet and fitness programme designed to get you back into your clothes. From the UK's leading name in health and fitness, Joanna Hall. Lose 10 lbs and look 10 years younger with this results-based 6-week programme. Based on the principles of Glycaemic Indexing (GI) but made simpler, Drop a Size GI Diet contains a 6-week eating plan based on Joanna's 'no carbs...