Questions About Skin Answered

Why does the skin on my fingers get all “pruney” in the bathtub: During long baths our fingers and toes soak up water like a sponge, which makes them swell.

How does my body use its skin to cool off: The human body cools off by utilizing its three million sweat glands.

Why do people have different skin colors: The skin color of humans—which ranges from light pink to dark brown—is determined by the amount and type of the pigment melanin in the skin.

Why do some people have freckles: People with skin and eyes that are lighter in color are more likely to have freckles because they have less melanin.

How many hairs do I have on my head: Scientists estimate that both children and adults have about 100,000 strands of hair on their heads.

Which hair grows the fastest: The fastest growing hairs on the human body are men’s beard hairs. 

Why is the skin between my toes sometimes red and itchy: Itchy, red skin may be the sign of athlete’s foot, a skin infection caused by a mold-like fungus known as a dermatophyte.

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