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1. according to the indicators:
(1) normal body mass index (BMI):
Weight (kg) / height (M) square meters to 2224
.
(2) the proportion of normal waist and buttocks: male < 0.9, female < 0.85.
(3) standard weight: [height (M) -100] *0.9 (Kg).
Or: standard weight (kg): height (M) -105.
As long as it is in this range, it is in the normal state. If more than this range is obese (according to the degree of mild, moderate, severe obesity).
2. to pinch your own waist, abdomen, hip and other fat parts of the skin, if the thickness of >2.5cm, it is necessary to consciously carry out local weight loss.