research Increased 25(OH)D3 Level in Redheaded People: Could Redheadedness Be an Adaptation to Temperate Climate?
Redheaded people may have evolved to efficiently make vitamin D in areas with less sunlight.
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research Increased Calcidiol Level in Redhaired People: Could Redheadedness Be an Adaptation to Temperate Climate?
Redheaded people have higher levels of a vitamin D precursor, suggesting red hair may be an adaptation for better vitamin D synthesis in areas with less sunlight.
research Increased Calcidiol Level in Redhaired People: Could Redheadedness Be an Adaptation to Temperate Climate?
Redheaded people have higher levels of vitamin D precursor, suggesting their hair color may be an adaptation to low sunlight areas.
research Function and Underlying Mechanisms of Seasonal Color Molting in Mammals and Birds: What Keeps Them Changing in a Warming World?
Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.
research Characterization of Hairless (Hr) and FGF5 Genes Provides Insights into the Molecular Basis of Hair Loss in Cetaceans
Cetaceans lost hair due to changes in the Hr and FGF5 genes.
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5 / 74 resultscommunity Proof you should Start fin early
The conversation is a humorous discussion about hair loss, with users expressing envy towards an ancient figure who still has a full head of hair. No specific treatments are mentioned.
community started RU58841 today and am panicing
A user started using RU58841 for hair loss and experienced anxiety and physical discomfort. Other users suggested avoiding the treatment due to similar side effects and recommended alternative treatments like pyri.
community Dude had better hair at over 100 years of age than many of us at 20
Hair loss discussion mentions Native Americans' resistance to male pattern baldness and lack of facial hair. Users discuss genetics, sun exposure, and potential treatments like minoxidil and finasteride.
community Why is human evolution like this 😂
Why androgenic alopecia affects the scalp rather than other body parts, potential explanations for this phenomenon, treatments available to combat hair loss, and the implications of male attractiveness in modern society.
community Hair loss and ethnicity - Caucasian men the most likely to experience hair loss
The conversation discusses how Caucasian men are more likely to experience hair loss due to genetic predisposition, with factors like the androgen receptor on the X chromosome playing a significant role. The user also expresses confusion about the evolutionary reasons for hair loss, especially in colder climates where it would seem beneficial to retain hair for warmth.