7 Things You Didn’t Know About Redheads – YouTube

There are a bunch of myths out there about redheads: Are they really going extinct? Are they more prone to develop cancer? Trace has all those answers and more.

Read More: Simultaneous purifying selection on the ancestral MC1R allele and positive selection on the melanoma-risk allele V60L in South Europeanshttp://mbe.oxfordjournals.org/content..."In humans, the geographical apportionment of the coding diversity of the pigmentary locus MC1R is, unusually, higher in Eurasians than in Africans."

Are redheads going extinct?http://science.howstuffworks.com/life..."In August 2007, many news organizations reported that redheads or "gingers," as our British and Australian friends call them, would eventually become extinct."

MC1Rhttp://ghr.nlm.nih.gov/gene/MC1R"The MC1R gene provides instructions for making a protein called the melanocortin 1 receptor. This receptor plays an important role in normal pigmentation."

Why Redheads Are at Higher Risk for Melanomahttp://www.livescience.com/39094-redh..."The same genetic mutation that leads to red hair and fair skin may put redheads at risk for skin cancer, a new study suggests."

Redheads may be at higher risk of melanoma even without sunhttp://articles.latimes.com/2012/oct/..."A study on mice suggests that pheomelanin pigment, which gives rise to red hair, is itself a potential trigger for melanoma, the deadliest form of skin cancer."

Why Surgeons Dread Redheadshttp://healthland.time.com/2010/12/10..."As the authors of a recent study published in BMJ attest, society's red-haired members don't always get a fair shake. Hoary stereotypes, such as the idea that redheads are also hot heads, are mixed together with actual physiological differences such as a heightened sensitivity to pain. Now science is getting a better understanding of redheaded physiology than ever before."

'Ginger gene' developed after humans moved to colder climate 50,000 years agohttp://www.telegraph.co.uk/science/sc..."Fair skin and red hair first appeared around the time people settled in Europe and still remains a dominant gene in southern Europeans today, even if they become tanned."

Check out more about the ginger gene on I F#!&king Love Science:http://www.youtube.com/watch?v=bfAKoV...

Watch More:Is Anorexia Genetic?:http://www.youtube.com/watch?v=TWHqDl...Changing Your Genes:http://www.youtube.com/watch?v=B5DU9l...What Are Sea Monkeys?: http://www.youtube.com/watch?v=3AZJRp...____________________

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