When you wake up on Jan. 2 with a bloated stomach and guilty conscience from holiday overindulgences, you might ponder which diet program to try this year. Before you decide, consider this: all diets work. Period. From the restrictive cabbage soup diet to the more moderate Mediterranean approach, as long as you stick with it, they all work. The question, “Which diet is the best?” or “Which diet works?” is moot. They all do. So how do you decide which will work for you? You do