Breasts are pretty amazing!br SUBSCRIBE (it's free!): Why Do Women Have Boobs br Narrated by Rachel Saltbr Written by Rachel Salt and Gregory Brownbr SUBSCRIBE for more (it's free!): br GET THE ASAPSCIENCE BOOK: br FOLLOW US!br Instagram and Twitter: @whalewatchmeplz and @mitchellmoffit br Clickable: and br AsapINSTAGRAM: Facebook: Twitter: Tumblr: Vine: Search "AsapSCIENCE" on vine!br br SNAPCHAT 'whalewatchmeplz' and 'pixelmitch'br br Created by Mitchell Moffit (twitter @mitchellmoffit) and Gregory Brown (twitter @whalewatchmeplz).br br Send us stuff!br br ASAPSCIENCE INC.br P.O. Box 93, Toronto Pbr Toronto, ON, M5S2S6br br Further Reading:br br Birth Size and the Pathogenesis of Breast Cancerbr An anatomical study of the nerve supply of the breast, including the nipple and areola.br Milk prolactin, feed volume and duration between feeds in women breastfeeding their full-term infants over a 24 h periodbr The mammary gland in mammalian evolution: A brief commentary on some of the conceptsbr Genetic variants associated with breast size also influence breast cancer risk br Breast Volume Measurement of 598 Women Using Biostereometric Analysis. br Premenstrual breast changesbr Why do men have nipples?br br Permanent breast enlargement in human females: a sociobiological analysisbr The Secretion of Areolar (Montgomery's) Glands from Lactating Women Elicits Selective, Unconditional Responses in Neonates br Infective and anti-infective properties of breastmilk from HIV-1-infected womenbr br Infant Sex Predicts Breast Milk Energy Contentbr Boys and Girls May Get Different Breast Milkbr Eye-Tracking of Men’s Preferences for Waist-to-Hip Ratio and Breast Size of Women br 2014 Cosmetic Plastic Surgery Statisticsbr NippleBreast stimulation and sexual arousal in young men and women.