YSK that Waist to Height Ratio (WtHR) is a significantly stronger predictor of weight-related health issues than BMI. Ideally, you waist circumference would be roughly half your height.
from /r/YouShouldKnow
YSK認爲腰高比（WtHR）是比BMI更強的預測體重相關健康問題的因素。理想情況下，你的腰圍大約是你身高的一半。