1. Measure body mass index: Body mass index (BMI) is a person's weight (kg) divided by the square of height (m). You can find a body mass index calculator online, or ask a professional doctor or fitness instructor to help you calculate it.
2. Measure body fat rate: Body fat rate refers to the percentage of body fat in the total weight. You can use a body fat scale or a body fat meter in the gym to measure it. Body fat percentage can also be estimated by calculation formula, in which gender and age will also have an impact on the results.
It should be noted that due to individual differences, there may be some errors in the above measurement methods, so it is suggested to consider other factors comprehensively. At the same time, we should pay attention to healthy diet and proper exercise during fat reduction to achieve the purpose of fat reduction.