This is a challenge that I stumbled across on my beloved
minimins.com.
The purpose of it is to speed up, or increase your weight loss in any one week. You cut your syns down to 7, drink 7 glasses of water and make sure to eat 7 speed foods.
Speed foods are highlighted by SW in the book as being low in density. Now I do not know what this means, but they supposedly speed your weightloss.
I am going to try and loosely follow this for a week, my main concern being to ensure I have 7 speed foods each day and highlighting them in my diary below:-