The standard weight of 1.75m height for men and women is calculated differently, the standard weight of men is 66.5kg, and the standard weight of women is 63kg, 10% up and down is a normal phenomenon. But not only according to the weight to judge too thin or obese, should be based on the BMI (body mass index) to determine whether the weight standard, the formula for the weight (kg)/height (m)^2, the standard range of teenagers BMI 16.8 ~ 25kg/m^2, for height 1.75m teenagers, the standard range of body weight is 51.5 ~ 73.2kg. adult BMI standard range 18.5 ~ 23.9kg/m^2, adult BMI standard range 18.5 ~ 23.9kg/m^2, the standard range of body weight of 1.75m teenagers is 51.5~73.2kg. 23.9kg/m^2, and the standard weight range for a 1.75m adult is 56.7~73.2kg. With a height of 1.75m, weight loss is not recommended if the BMI is within the normal range. If the BMI exceeds the upper limit of normal values, it indicates the presence of obesity and moderate weight loss is recommended under the guidance of a doctor.