How the Human Body Actually Works

Question 1

What actually causes the loud rumbling sound when your stomach growls between meals?

Accepted Answer

An automatic intestinal cleanup cycle

Answer

Your breathing muscle twitching

Answer

Stomach acid boiling with no food

Answer

Empty stomach walls rubbing together

Question 2

Why does eating ice cream too fast trigger a sharp "brain freeze" headache in your forehead?

Accepted Answer

Blood vessels on the roof of your mouth expand

Answer

Frozen smell nerves in your nose

Answer

A sudden sugar spike behind your eyes

Answer

Cold air chills your front brain