Welcome back! After all the festivities, I guess it's now time for a diet! These days' the trend in diets is definitely towards low-carbohydrate, high-protein menus, such as the Atkins or South Beach diets. These certainly work for some people -- like Bill Clinton, the former President of the United States. As I recall, there has always been some trendy, effective diet that is taking the media by storm. They have been many and varied, including non-sugar, low-fat, decaf, etc. Now, even the fast food industry is looking into the lucrative diet market. For example, KFC has announced that their fried chicken fits in perfectly with the low-carbohydrate and high-protein diet -- although as they admit on the side of each ad, "This is not a low-fat, low-sodium, low-cholesterol food." What???! Probably a better example is Subway, which once featured in its ads proof that the menu is "diet fast food" by showing the case of Jared Fogle, a guy who ate a Subway turkey s...