Jacqueline demystifies the latest research, giving you up-to-the-minute guidance to get the most from your 5:2 Diet. 800 calorie ‘diet’ days Overnight fasting New junk food rules Over 100 new and revised recipes 800 Calorie Meal Plans This essential and easy-to-follow guide is choc-full of advice and help to get you started with The New 5:2 Diet. Bestselling diet author Jacqueline Whitehart makes the 5:2 Diet easier than ever before.