What does body mass index mean?

Body mass index (BMI) is a commonly used index to measure the degree of obesity.

It is a number calculated according to a person's height and weight. The formula is the square of weight (kg)/ height (m) in kg/m? . The higher the body mass index, the heavier the person's weight relative to his height, which means that the person's figure may be getting fatter and fatter. ?

According to the standards of the World Health Organization (WHO), the body mass index can be used to analyze whether a person is healthy or not. The general standards are as follows: body mass index below 18.5 indicates underweight; Body mass index value is between 18.5 and 24.9, indicating normal weight; A body mass index between 25 and 29.9 indicates overweight; A body mass index of 30 or above indicates obesity. ?

Weight control method

1. Reasonable diet: Diet is the key to weight control. We should choose a healthy and balanced diet, reduce the intake of high-calorie, high-fat and high-sugar foods, and increase the intake of nutrients such as vegetables, fruits and protein.

2, moderate exercise: moderate exercise is an important means of weight control, you can choose aerobic exercise and strength training, such as running, swimming, yoga, dumbbells and so on. , at least 3 times a week, each lasting more than 30 minutes.

3, regular work and rest: regular work and rest time can adjust the body's metabolic level and help control weight. To maintain a good sleep quality, 7-8 hours of sleep every night is the most appropriate.

4. Pay attention to mental health: Mental health is also important for weight control. In order to avoid excessive mood swings, you can make appropriate adjustments when you are in a bad mood, such as taking part in yoga and listening to music.

5. Control drinking and quit smoking: Drinking and smoking are factors to gain weight. Try to avoid or reduce the frequency of drinking and smoking to maintain a healthy weight.