Curly hair may have evolved to protect early humans from the sun

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In the first study to look at the evolution of hair types, researchers found tightly coiled hair provides a trade-off of shielding the head from the sun while minimising unwanted insulating

Which type of hair provides a greater survival or evolutionary benefit, straight, wavy, or wiry? - Quora

Is it better to have curly or straight hair? - Genes and Hair Curl

Can we assume that the original hair type of modern humans is curly which mutated to straight? How and when did straight hair evolve in humans? - Quora

Curly hair may have evolved to protect early humans from the sun

Silly Darwin Stories Continue – CEH

GerriConstant (@GerriConstant) / X

Silly Darwin Stories Continue – CEH

We are hopeless at telling when we have goosebumps

Here's how curly hair helped early humans survive - Genetic Literacy Project

Can we assume that the original hair type of modern humans is curly which mutated to straight? How and when did straight hair evolve in humans? - Quora

Why did humans evolve curly scalp hair? - Quora

Why do people have different type of hair (afro, curly, smooth, dense, etc)? What evolution value does this have? - Quora