数有年轮,人体同样有年龄,那么计算自己身体的年龄的方法你知道吗？

All people have a birth-age and a body-age. Your body can look and function like that of a significantly younger or older person, depending on how you have been living. Follow these steps to see your real body-age.

1 Divide your hip measurement (in inches) by your waist measurement (in inches). If less than .816, add four years to your real age.