Body mass index is determined by your height and weight, and its calculated value is closely related to your health. Use the following formula to calculate your body mass index:
Body mass index [1]= weight (kg)/height (m) squared. It is generally believed that the ideal interval of China people is 18.5-23.9. Too high and too low have health risks.
waist hip ratio
The ratio of waist circumference to hip circumference is called waist-hip ratio. Waist and buttocks are places where fat accumulates. Apple-shaped people store fat in the abdomen, while pear-shaped people store more fat in the buttocks and thighs. Is the waist-hip ratio more likely to suffer from heart disease and diabetes than feedback? Pay attention to heart problems when the waist-hip ratio exceeds 0.95 (male) or 0.85 (female).
Body fat test helps to know the proportion of body fat. Only by reducing body fat can you look slimmer. Body fat testing is usually complicated, such as underwater weighing. You can also use the commercially available body fat measuring instrument. The body fat level of men should be 12%-20%. For women, 18%-25%. Another method, called skinfold measurement, uses the thickness of "pinched" skin to measure how much fat there is. Although the method is simple, it must be measured by skilled people, and this measurement is highly dependent on the accuracy of measurement.
The principle of reducing fat
law of conservation of mass