Why Crash Diets Fail
The pitch is always the same, and it works every January. Lose 10 kilograms in 6 weeks. Eat 1,200 calories a day. No exceptions, no excuses. And for a few weeks, it looks like it works — the number on the scale drops fast, the before-and-after photo gets posted, and the diet industry collects another testimonial. Then the rebound comes. Quietly at first, then all at once. Within a year or two, most people have regained most of what they lost, and a meaningful number end up heavier than when they started. ...