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11 Things You Didn't Know About Breasts

Written by Monica Gullon and Medically Reviewed by Scott Pearlman, M.D.

1. Breast Basics

Think you know it all about breasts? Whether you have a pair of your own or are just an admirer, the pages that follow hold some surprising facts and statistics. But first, the basics: A woman’s breasts are milk-producing, tear-shaped glands that are surrounded by a layer of fatty tissue. It is this fat that gives breasts their shape and soft, supple feel. As a woman ages her breast tissue becomes fatter and denser.