1. It hurts to lose weight.

A deflated balloon will become slack and wrinkled. Losing weight quickly is like deflation. When the human body loses too much fat at once, the skin will be loose and rough, and hair loss and constipation may occur.

Most rapid weight loss methods start with a substantial reduction in calorie intake. However, if the calorie intake is greatly reduced and the energy and nutrients in the human body are insufficient, it will easily lead to temporary liver and kidney dysfunction or affect gastrointestinal function. In addition, some people will over-diet in order to lose weight quickly. Long-term dieting can easily lead to anorexia.

2. Lose weight quickly and rebound quickly

Losing weight too fast will cause a lot of loss of muscle, fat and water. Decreased muscle mass will affect the metabolic rate of the human body. After the metabolic rate of human body is reduced, as long as you eat more or exercise less, the lost fat will come back soon. Moreover, the human body has inertia about weight. After losing weight, the body's memory still stays at the previous weight, and then slowly the weight will rebound back to the previous weight. The way to fight this inertia is to lose weight slowly, and let your body adapt to your weight after losing weight.

3. losing weight quickly has an impact on health.

Gallstones: A common side effect of losing weight too fast is gallstones. About 12%~25% people who lose a lot of weight in a short time suffer from gallstones. Although gallstones are not life-threatening, patients often feel nausea and severe abdominal pain. In severe cases, they may need to have their gallbladder removed.

Liver problems: losing weight quickly may also lead to liver damage. Some researchers investigated obese subjects who used dieting to lose weight quickly. At the beginning of the study, the liver indexes of these subjects were within the normal range, but after 4~6 weeks of dieting, the liver examination results of these subjects were slightly abnormal.

Electrolyte disorder: The symptoms are different according to the electrolyte the patient lacks. Generally speaking, it includes fatigue, dry mouth, decreased taste, nausea and vomiting, dizziness, irritability and so on.

How to make thin healthy?

Chew slowly.

During the period of losing weight, it is easy to get hungry after exercising, and when you are hungry, you will gobble up, so you should overcome yourself, don't let yourself eat too fast, so as not to eat too much, and you'd better try to be slow. It's best not to believe the phrase "eat while it's hot" because hot food has relatively high calories.

It is best to stand or walk for half an hour after supper.

You can't do strenuous exercise for half an hour after meals. At this time, you can digest food by standing and walking, and the fat in the abdomen is not easy to accumulate. It is recommended to exercise before meals in the morning to consume stubborn accumulated fat.

High-calorie food is taboo, and fruits and vegetables are "good prescriptions"

High calorie is the natural enemy of losing weight. It may take an hour or two to exercise to consume a box of ice cream. Then, whenever you eat high-calorie things, such as fried chicken, chocolate, cola and drinks, you might as well think about this sentence more. Maybe you won't have the idea of eating again. The corresponding fruits and vegetables are the helpers to lose weight. Fiber fruits and vegetables can help us defecate, while foods rich in vitamin C can help us metabolize more fat.

Eating on the road is harmful to health.

In order to get more sleep, many people prefer to have breakfast on their way to work. Eating snacks in the street or eating while walking, nutrition experts say that breakfast should not only be nutritious, but also healthy. Get up and go on the road. The habit of eating breakfast on the way has a great influence on your health. It is best to drink a glass of water one hour before breakfast to help the secretion of digestive juice. On the way to work, it is impossible to chew slowly. When walking, blood can't reach the stomach, which is not enough to help peristalsis and digestion, leading to indigestion. So for the sake of health, it is cost-effective to get up early for breakfast.

The elements to eat for dinner.

Dinner must be vegetarian, mainly with carbohydrate-rich foods, especially some fresh vegetables, and try to reduce the intake of protein and fatty foods. However, in real life, due to the relatively sufficient preparation time, most family dinners are very rich, which is not conducive to health. If protein is ingested too much, it will stay in the intestine if it cannot be absorbed by the human body, and it will deteriorate to produce toxic substances such as ammonia, indole and ammonia sulfide, which will stimulate the intestinal wall and induce cancer. If you eat too much fat, your blood lipids will increase. A large number of clinical medical studies have confirmed that the blood lipid of people who often eat vegetarian food for dinner is generally three to four times higher than that of people who often eat vegetarian food, while people with hyperlipidemia and hypertension will add fuel to the fire if they often eat vegetarian food for dinner.