Deciding to go on a diet is easy. Sticking to one is a completely different story. Countless diet books and infomercials promise slimmer waists and longer lives. More legitimately, doctors and news articles deliver (sometimes conflicting) suggestions for you: decrease your portions, drink more water, eat more greens, and so on. Too often, none of it works. Why? Because we make ourselves miserable trying to change our diets in a way that's supposed to be good for us but makes us unhappy. We took the issue to our nutritionists to figure out how we can make those healthy changes without hating every meal. Here's what they said. More »