LinkAccording to the study's authors, narrow waist is a sign of strong health and fertility. Men instinctively assess a woman's waist for its potential for successful reproduction and thus furthering their own genes
Feminine beauty has been celebrated across the ages, but an enduring belief is this: what constitutes attractiveness in a woman cannot be pinned down -- it depends on the prevailing fashion, culture or ethnicity and on the eye of the beholder.
For instance, in Victorian England, a tiny, puckered mouth was the zenith of pulchritude.