For more, including the male side of this equation, see our book, "The Chemistry Between Us. But in this context, the oxytocin focuses the woman's attention on her sexual partner, strengthening her desire to bond with this person. People get upset when they're revealed in public for their ultimate purpose: A study in the Proceedings of the Royal Society B even found that women with large breasts have higher levels of the hormone estradiol mid-cycle, which could increase fertility. However, less is known about the innervation of nipples in men, studies on how nipple stimulation contributes to their sexual arousal are lacking, the researchers wrote.
Low says the buttocks "evolved in the context of females competing for the attention and parental commitment of powerful resource-controlling males" as an "honest display of fat reserves. But research over the past few years has shown that in humans, this circuitry isn't reserved exclusively for infants. But like any evolutionary explanation for breasts, Young's theory runs into cultural controversy. Read More Stacey Solomon hits back at body shamers after bikini holiday snaps: So we've been thinking about this, and, in our new book, The Chemistry Between Us: But what purpose could this possibly serve? Because the men surveyed from Papua New Guinea hailed from more of a subsistence culture than the men in Samoa or New Zealand, the results support the idea that in places of scarcity, padded bustlines could signal a well-fed woman with reserves for pregnancy and childrearing, the researchers wrote. In a study of cultures, anthropologist Clellan Ford and ethologist Frank Beach reported that breasts were considered sexually important to men in 13 of those cultures. But there are pitfalls to this line of work. Some researchers think that sexual interest in breasts simply hijacks the breastfeeding circuitry and uses it for another purpose. Yes, we're talking about breasts. It's biological and deeply engrained in our brain. Biologically speaking, this human male breast obsession is pretty weird. In humans, goes the argument, breasts became larger to mimic the contours of a woman's rear. Our investigation took us to the science bods on Quora. We are also the only species in which males caress, massage and even orally stimulate the female breasts during foreplay and sex. Breast fetishism is claimed to be an example of a contagious thought or meme spreading throughout society, and that breasts are features that have evolved to influence human sexuality rather than serve an exclusive maternal function. For example, in one study, men were offered money payouts. The link between breastfeeding and bonding When a baby is breastfed by its mother, oxytocin 'the cuddle hormone' is released from the posterior pituitary gland, leading both participants to fall head-over-hells in love with each other, and therefore bond for life. In other words, men can make themselves more desirable by stimulating a woman's breasts during foreplay and sex. This bond is not only the most beautiful of all social bonds, it can also be the most enduring, lasting a lifetime. Researchers have long speculated that humans evolved the fatty deposits around the female mammary glands for sexual reasons. The infant becomes the most important thing in the world. We believe this quirk of human sexuality has evolved to exploit the ancient mother-infant bonding brain circuitry as a way to help form bonds between lovers. Displaying cleavage or any part of female breast may be considered inappropriate or even prohibited by dress codes in some settings, such as workplaces, churches, and schools, while in some spaces showing as much cleavage as possible can be permissible or even encouraged. When Roy Levin, of the University of Sheffield, and Cindy Meston, of the University of Texas, polled people -- including women -- they found that stimulating the breasts or nipples enhanced sexual arousal in about 82 percent of the women.
Video about male attraction to breasts:
Why are Breasts Attractive? - Stuff Dad Never Told You
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