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HowStuffWorks explores the human body in all its scientific and cultural aspects. Learn about diseases, wellness, medical technology and more on HowStuffWorks.
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Fact or Fiction: Hemangiomas

Hemangiomas can look startling -- they're those raised, bright-red birthmarks that babies sometimes develop. But fear not if you see one on your own child -- they're painless, not contagious, and they'll eventually go away. Take this quiz to learn some more about hemangiomas.

Scalp Fungus Overview

Scalp fungus is characterized by small, round rings found under your hair that are reddish in color. It's actually a form of ringworm, and whereas the condition is pretty easy to treat elsewhere on your body, it's trickier when it's on your scalp.

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