According to the proportion of weight loss, there is a precedent. There is a weight loss program in America called Super Weight Loss King. According to the weekly weight loss ratio, decide who will be eliminated and who will stand in the end.
This is an entertainment program. From the point of view of fitness and weight loss, I can give you some chicken soup to lose weight at most. From a health point of view, this program entertains the public from a health point of view.