Have you ever been sitting in class only to realize your leg has fallen asleep? Or maybe while in bed you realize you can’t move your arm?

What gives? Why do limbs fall asleep?

Nerd channel BrainStuff¬†explains that when a limb is being squeezed or sat on for too long, the nerves can’t transmit impulses properly.

Soon enough, our limbs respond with that uncomfortable tingly sensation reminding us to “move it bub!”