Generally speaking, men and women who exceed the standard weight of 10℅ are considered as a group that should lose weight, so as to avoid their "weight" becoming the cause of various chronic diseases. Because adipose tissue is usually evenly distributed all over the body, there are not many people who are simply obese in the upper body, so whether it is necessary to lose weight in the upper body can consider the following criteria. There are three reasons why the upper body needs to be thin: 1, and the overall proportion of the whole body is not good. Obviously, the lower body is elegant and symmetrical, and there are slender and proud legs. However, the slightly rounded apple face or thick arms on the upper body and fleshy back have destroyed the overall visual aesthetic feeling. It is suggested that overweight people reduce excess fat by diet control or increasing exercise first, and then exercise, acupuncture, massage or fat pushing for the upper body. 2, local obesity is particularly obvious. Fat always accumulates on the face, neck, arms, back and other upper bodies. Whether it's a top with thin shoulder straps or a backless dress, this cool and sexy spice dress will never be associated with it. It is suggested that acupuncture, massage, fat pushing or local muscle strength training should be used to lose weight and keep fit. 3, sculpture bodybuilding upper body is not "fat", but a body that lacks exercise, looks a bit loose, making you lack self-confidence. It is suggested that the slimming method should first practice aerobic exercise to burn fat, and then carry out simple muscle strength training to modify lines. How to calculate the standard size of upper body? Because of the different characteristics of individual bones, muscle tissues and fat distribution, it is difficult to have an objective data to judge the standard size, and only the symmetrical proportion of the overall body shape and the subjective aesthetic feeling of the individual can be used as the evaluation criteria. Although there is a reference value of the so-called "golden ratio" of the body, there is no scientific conclusion or certain standard about the lateral local size of the body at present. If you think your figure is perfect, you don't have to care about the change of your figure. If you want to know more about your body size, the following local sizes can be used as reference values, but they are not absolute values. Height and figure vary from person to person. Upper body standard size 1, face pinched. The fat and skin pulled up are about 1 cm. 2 do neck and shoulder skin pinch test, and add about 0.5 cm of fat to the skin. Three arms? Do a skin squeeze test. After the arm is straightened, pull up the part under the arm, about 1? 1.5 cm, everything is normal. ? The arm naturally droops, pinching the skin and fat behind the upper arm, between the shoulder and the elbow tip. If it exceeds 2.5 cm, it means that there is too much fat. 4 If the middle part of the posterior scapula is pulled up, including the skin thickness exceeding 2 cm, it will be too fat. 5 standard bust = height (cm) ╳ 0.53