First, losing weight quickly will reduce the metabolic rate in the body.
The internal organs of the human body need to work normally, but extreme weight loss methods, if they lose weight quickly in an instant, will lead to metabolic dysfunction. Lose weight step by step. This extreme way will reduce the body's muscle content and slow down metabolism. That's why after losing weight for a short time, if you don't stick to it, you will rebound quickly and even become fatter than before.
Second, the physical function is getting worse.
It will be very happy to suddenly become thinner, because you can finally put on beautiful clothes. However, most people lose weight by dieting, so that the essential nutrients in the body can not be fully supplemented. Then your immunity will be reduced, and all kinds of problems will directly hurt your body through that wide open door. And the lack of vitamins will also prevent the burning of body fat, and even make you fatter and fatter.
Third, the mood is getting worse and the skin is getting worse.
This rapid way of losing weight will dehydrate the body quickly, and then it will also cause many wrinkles on the skin at once. And because of lack of nutrition, it will make the skin look dull, even rough scalp and split hair. It looks ugly and completely goes against the original intention of losing weight. And without adequate nutrition, gastrointestinal vitality will have no motivation to run, and it is easy to constipation. My mood will even be particularly irritable, sometimes I will easily lose my temper, and even I will be distracted because of lack of nutrition, and I especially want to sleep.