As there are more ways to calculate the standard weight, for girls with a height of 170cm, the standard weight range is 60-62kg. If you are not sure whether your weight is standard, you can refer to the following formulas: 1. Common international indicators: also applies to Asians, the standard weight of girls = (height cm-100) x 0.9kg-2.5kg, the standard weight of girls with a height of 170cm can be obtained Depending on the body type and age of the girl, the calculation results fluctuate from 5% to 10%, which is a normal value. If the weight obtained is plus or minus 10% of the standard weight, it is normal weight; between plus or minus 10% and plus or minus 20% of the standard weight, the weight is heavy or light; if more than plus or minus 20% of the standard weight, it is obese or underweight; 2, the World Health Organization recommended: standard weight for girls = (height cm – 70) x 60%, the calculated range of results represents the meaning of the same international common But this calculation method is only applicable to adults, children, the elderly, too short people are not applicable; 3, other calculation formula: In addition to the above methods, there are also for the north and south of China divided into the calculation formula, the standard weight of the northern region kg = (height cm-150) × 0.6 + 50; the southern region standard Weight kg=(height cm-150)×0.6+48, but there are differences due to many factors. In addition, there is the Broca formula, etc. Underweight or light people need to pay more attention to diet, supplement vitamins and various nutrients, adjust their work and rest, and enhance exercise, too lean will cause burden to the body, or even harm. Conversely, heavy weight people do not control diet, continue to consume high-calorie food and slack exercise easily lead to obesity. And obesity can bring a lot of harm, such as fatty liver, high blood pressure, high blood lipids and a series of syndromes, it is recommended that such people regular aerobic exercise, reduce the intake of high-calorie food, control weight through reasonable methods, so that the body has a better state.