Why do you get a headache if you drink really cold things too fast?

Answer 1

When something cold touches the roof of your mouth on a hot day, it triggers a cold headache. The cause is a dilation of blood vessels in the head. The dilation may be caused by a nerve center located above the roof of your mouth -- when this nerve center gets cold, it seems to over-react and tries to heat your brain.

And according to Better Homes & Gardens:
To get rid of that pain quickly, press your thumb against the roof of your mouth right behind your front teeth.

Answer 2

Your body is telling you to stop.

When something cold touches the roof of your mouth on a hot day, it triggers a cold headache. The cause is a dilation of blood vessels in the head. The dilation may be caused by a nerve center located above the roof of your mouth - when this nerve center gets cold, it seems to over-react and tries to heat your brain. Therefore, the easy way to avoid brain freeze would be to keep cold things away from the roof of your mouth!"

Answer 3

First, know that there are nerves leading directly to the brain just above the roof of your mouth. When the sudden change of temperature hits the roof of your mouth, these nerves get chilled and you get this "brain freeze." Licking the roof of the mouth supposedly eases the pain, as it heats the nerves back up.

Answer 4

Just has to do With quick temp. fluctuation. When it happens, press your tongue up against the roof of your mouth for a few moments and the feeling will go away. Works with "brain freezes too" from ice cream.

Answer 5

There is an extremely sensitive area on the roof of your mouth. It is very delicate to certain stimuli.

Stimuli - Changes in the environment.

Answer 6

It has something to do with sensitive nerve endings that are at the roof of your mouth.

Answer 7

because your brain freezes?