What do Marilyn Monroe, Sophia Loren, and Elle Macpherson have in common? The number 0.7 and the letters WHR. If you measured the waist and hip circumference of these three women, you’d find that their waists are 7/10 the size of their hips. This makes their waist-to-hip ratio (WHR) 0.7, and this ratio in females appears to be hardwired into the male brain as a sign of fertility and therefore attractiveness. The wider your waist is, the higher this ratio goes toward the apple-shaped 1.0, which correlates in scientific studies with decreased estrogen levels, increased disease risk, increased
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