After the first intensive week on the diet you need to increase your calories quite slowly for the first two weeks, and then gradually move on to a more realistic diet. So for the two weeks ...
Your body quickly adapts to exercise. After two to three weeks you may find that jogging has become easier, so you may want to increase your speed and give yourself more of a challenge.
Everyone on the diet will eat normally five days out of the week and limit calories for two of those days ... FastDiet" book is entirely devoted to menu plans.) ...