Yes, and the number should be quite large. As long as you have strong self-control and seriously study the basic knowledge of nutrition, you can lose weight 100%. At present, most people lose weight by themselves. It's really hard to lose weight. It is also difficult to find a professional weight loss institution. If self-control is not strong enough, it is useless to find anyone, even if you lose weight, you will rebound. Losing weight is inevitable.