Guys-what causes a brain freeze. the sugar in the drink or that its cold???!

Question: Guys-what causes a brain freeze!. the sugar in the drink or that its cold!?!?!?
It's the sudden coldness on your nerves!.

Push your tongue up against the roof of your mouth to warm it back up!Www@FoodAQ@Com

It is pain in the major nerves and blood vessels in your head and neck from the sudden cold making the muscles contract!. Just like cold weather hurts your hands until they go numb, but hurt again when warming!.Www@FoodAQ@Com

it is the head getting pain becuase of the fast intake of cold product Www@FoodAQ@Com

Its the roof of your mouth getting cold from the cold drink NOT FROM THE SUGER! Www@FoodAQ@Com

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