Rare Disorders, Explained

These conditions may be infrequent, but that doesn't make them any less scary or puzzling. Causes can range from genetic abnormalities to certain diseases and infections.

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Woman Posts Important Warning After Curling Little Sister's Hair Triggers Seizure Symptoms

A woman took to Facebook to share how her little sister experienced a rare condition that caused seizure-like symptoms after having her hair curled. Here's what you need to know.
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More Rare Disorders


This Woman Woke Up With a Rare Condition That Makes Her Unable to Hear Men’s Voices

She couldn't understand what her boyfriend was saying—all because of a rare illness.