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What is an ice cream headache, or brain freeze?
It starts with an innocent spoonful of ice cream—and ends with feeling like an ice pick is stabbing the brain. Though quick to arrive and quick to flee, the so-called ice cream headache can be a painful side effect of an otherwise joyful indulgence. One expert, Amaal Starling, assistant professor of Neurology at Mayo Clinic in Scottsdale, Ariz., explains its causes and cures such as…