Don’t think that you can lose weight by cutting down 500 calories a day. There’s no science to suggest that if you’re eating a full carbohydrate diet, that cutting out 500 calories a day will allow you to lose a pound a week. Don’t think that you can lose weight by increasing your exercise to burn an extra 500 calories a day. Science suggests exercise makes you hungry, so you will eat more – and exercise actually decreases your metabolic rate after exercise. Don’t think that you can lose weight by following any low carbohydrate diet that allows you to eat as much as you want. Your calories will get to stupid real fast, and you’ll lose no weight.