why do males have nipples evolution ?

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why do males have nipples evolution ?

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https://www.scientificamerican.com/article/why-do-men-have-nipples

https://www.scientificamerican.com/article/why-do-men-have-nipples
Why do men have nipples? | Scientific American
Like all why queries, the question of why men have nipples can be addressed on many levels. My four-year-old daughter, always suspicious of a trick when asked such obvious questions, answered …

https://www.livescience.com/32467-why-do-men-have-nipples.html

https://www.livescience.com/32467-why-do-men-have-nipples.html
Why Do Men Have Nipples? | Live Science
Men can’t nurse babies, so why on Earth do they have nipples? The answer has to do with how humans develop in the womb, said Ian Tattersall, a paleoanthropologist at the American Museum of Natural …

https://www.healthline.com / health / mens-health / why-do-men-have-nipples

https://www.healthline.com / health / mens-health / why-do-men-have-nipples
Why Do Men Have Nipples? And 8 Other Questions, Answered – Healthline
Lactation. Breast cancer. Breast tissue. Other conditions to watch for. Male vs. female nipples. Takeaway. Males have nipples because these develop in the womb before embryos develop a sex. By the …

https://www.unsw.edu.au/newsroom/news/2019/09/why-do-men-have-nipples

https://www.unsw.edu.au/newsroom/news/2019/09/why-do-men-have-nipples
Why do men have nipples? – UNSW Sydney
How embryos develop, evolution and sexual pleasure all help explain why men have nipples. But ‘man boobs’ are a different story. Women’s nipples have long been a source of fascination and controversy, from celebrity gossip stories of wardrobe malfunctions and nip slips to feminist movements for gender equality. even became a fashion accessory.

https://www.discovermagazine.com/health/why-do-men-have-nipples

https://www.discovermagazine.com/health/why-do-men-have-nipples
Why Do Men Have Nipples? | Discover Magazine
One study found that about half of men (and more than 80 percent of women) report nipple stimulation enhances their sexual arousal. Maybe these minor compensations, rather than a boost in physical and reproductive fitness, justify the male nipple’s existence. Anatomical development is well underway before sex determination in an embryo.

https://health.howstuffworks.com/human-body/parts/why-men-have-nipples.htm

https://health.howstuffworks.com/human-body/parts/why-men-have-nipples.htm
Why Do Men Have Nipples? | HowStuffWorks
Why do men’s nipples harden? Just like females, males have areolas (the colored area surrounding the nipples). These smooth muscle cells contract when stimulated (including getting cold!), increasing blood flow to the nipple and causing it to harden. In many cases, this also increases the sensitivity of the , regardless of the person’s sex.

https://health.howstuffworks.com/human-body/parts/why-men-have-nipples1.htm

https://health.howstuffworks.com/human-body/parts/why-men-have-nipples1.htm
Can Men Breastfeed? – Why Do Men Have Nipples? | HowStuffWorks
Just like females, males have areolas (the colored area surrounding the nipples). These smooth muscle cells contract when stimulated (including getting cold!), increasing blood flow to the nipple and causing it to harden. In many cases, this also increases the sensitivity of the nipple, regardless of the person’s sex.

https://www.nature.com/articles/news990805-1

https://www.nature.com/articles/news990805-1
Why do men have nipples? | Nature
In fact, in male mouse embryos the mammary buds disappear completely, leaving not even a nipple as a relic of their evanescent existence. In some other male mammals, a small part of the bud is …

https://academic.oup.com/pmj/article-abstract/87/1023/79/7040795

https://academic.oup.com/pmj/article-abstract/87/1023/79/7040795
Why do men have nipples? | Postgraduate Medical Journal – Oxford Academic
Men have nipples because embryos are always female in their early stages, and males only differentiate from the female prototype after a few weeks. Unfortunately the problem with these explanations wasn’t just their banality. They are merely accounts of how things happen, not actually . They don’t address purpose, and hence don’t really …

https://www.newsweek.com/what-difference-between-mens-and-womens-nipples-says-about-human-evolution-997200

https://www.newsweek.com/what-difference-between-mens-and-womens-nipples-says-about-human-evolution-997200
Men and Women’s Nipples Are Different, but Why? – Newsweek
On average, male nipples were found to be 36 percent the size of female nipples. Women also had a greater variation in their nipple area and size. The results discredit past studies that suggest …
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