why do our heads hurt when we eat/drink something cold?

Question

cause i’m pretty sure pistachio ice cream doesn’t go up to my forehead

In: 1

Answer 1

[deleted]

Answer 2

Your teeth have nerve endings behind them, they are bone and cool quickly. Thus giving you the instant “brain freeze” headache.

Answer 3

Your blood-vessels in the top of your mouth contracts from the cold, wich reduses bloodflow to your brain.