October 26th, 2003
Pins and Needles
What makes your arms, legs and feet fall asleep?
This is definitely a strange sensation — you get up out of your seat, and all you feel from one foot is an uncomfortable tingling. Or you wake up in the middle of the night, and you can’t move your arm at all. And then, as your body part “wakes up,” the strange tingling intensifies. Just what is going on here?