The standard weight for a male height of 180cm is between 67.5-82.5 kilograms. Ideal weight (standard weight): applied to adults, generally used to measure whether the measured weight is within the appropriate range. In China, Broca’s modified formula is mostly used: ideal weight (kg) = height (cm) – 105. The actual weight is located in the ideal weight of ± 10% of the normal range, ± 10% to ± 20% for overweight / thin, ± 20% or more for obesity / very thin, +20% to +30% for mild obesity, +30% to +50% for moderate obesity, > +50% for severe obesity. If overweight, should be appropriate to reduce weight, usually appropriate diet control, more participation in physical exercise, jogging, swimming and other training, if nutritional deficiencies usually recommended balanced diet, avoid picky eating, such as weight has a relatively large deviation, to the hospital in a timely manner.