“Eat everything in moderation” seems like a pretty healthy approach to eating: Trying new foods will open up your tastebuds to new healthy meals. Not depriving yourself of dessert will help you avoid binges. But this seemingly balanced approach may actually cause you to both gain weight and increase your risk of diabetes over 10 years, according to a new study published in PLOS ONE. Researchers asked over 7,000 people about their eating habits, including the number of different foods they eat in a week, the amount of calories in each food, and how similar the foods were to each other, nutritionally.…