05/29/2012 05:04 pm ET Updated Jul 29, 2012

I Scream! You Scream! What Is Brain Freeze?

I Scream, you scream, we all scream for ice cream! Unfortunately, some cold treats make us scream for another reason: brain freeze. Also known as "ice cream headaches," brain freeze is a painful -- though harmless -- sensation in the front or sides of the head occurring a few seconds after the rapid ingestion of cold foods or drinks.

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