The more you sweat during exercise, the more you lose weight?

This is not the case. There is no direct cause-and-effect relationship between sweating and weight loss.

Sweating is a way for the body to regulate body temperature. When the human body is exercising or in a high temperature environment, it will dissipate heat through sweating. The amount of sweating depends mainly on factors such as ambient temperature, humidity, and personal physique, rather than the calories consumed during exercise. Even if you sweat a lot during exercise, you only lose water temporarily, and your weight will recover quickly after replenishing water. Moreover, sweating mainly excretes water and some electrolytes, not fat. The key to weight loss lies in the balance between calorie intake and expenditure. Only when calorie consumption is greater than calorie intake will the body break down fat reserves to replenish energy, thereby achieving the purpose of weight loss. Fat burning mainly occurs in the mitochondria of cells, and energy is generated by oxidative decomposition of fat molecules. This process has no direct relationship with sweating. The energy generated by fat decomposition is used to support exercise, rather than being converted into sweat and excreted from the body. In addition, excessive pursuit of sweating may have adverse effects on the body. Excessive sweating will cause the body to lose too much water and electrolytes. If not replenished in time, it may cause dehydration, electrolyte disorders and other problems, affecting physical health and normal physiological functions. Therefore, weight loss should adopt a scientific and reasonable approach, including a balanced diet, moderate exercise and good living habits. When exercising, you should choose the appropriate exercise method and intensity according to your physical condition, and do not simply measure the weight loss effect by the amount of sweat. At the same time, you should pay attention to replenishing water and electrolytes in time to maintain the body's water balance. In short, the amount of sweating during exercise cannot directly determine the weight loss effect. Weight loss requires comprehensive consideration of diet, exercise, and lifestyle habits.

Author | Master of Doubao Food Processing and Safety

Review | Ruan Guangfeng, Deputy Director of Kexin Food and Health Information Exchange Center