The reason why people lose weight after a period of dieting is that they eat more food because of overeating, which causes weight rebound, that is, the yo-yo effect.

This phenomenon was quantified by American researchers for the first time: after losing weight, appetite will rise to an unprecedented height. Every time you lose 1 kg, people will unconsciously eat more 100 calories than usual. It is this increase in appetite that greatly reduces the metabolic rate and will inevitably lead to weight rebound.

Extended data

1, the "yo-yo effect" in weight loss science, that is, weight loss rebound. It mainly refers to the improper weight loss process of patients "gaining weight while losing weight", which leads to the constitution that is extremely difficult to "lose weight". The process is like playing a yo-yo, the weight is "up and down", and the predetermined goal cannot be achieved. Some doctors or experts who lose weight call it "yo_yo effect".

2.80% people will gradually rebound or even gain weight after losing 10% weight. Long-term dieting and weight loss will lead to fat and thin body, which is very dangerous to the body and will increase the risk of cardiovascular disease, stroke and diabetes.

reference data

Getting fatter? French media pointed out the misunderstanding of weight loss: dieting is easy to rebound-People's Daily Online