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Do goosebumps on one's skin serve a purpose? | Almanac.com

Do goosebumps on one's skin serve a purpose?

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Do goosebumps on one’s skin serve a purpose?
Those little bumps are the result of muscle fibers in the skin contracting. This contraction activity produces heat and raises the temperature of the body in an attempt to warm it when it’s been exposed to cold.

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