Eli5: Why can’t you move your arm after you sleep on it for a long period of time

Question

If you sleep on it for too long could you potentially damage the nerves in your arm from lack of oxygen?

In: Biology

Answer 1

Pinched nerve. Usually not dangerous because usually your blood isn’t restricted much. [More info here.](https://www.mayoclinic.org/diseases-conditions/pinched-nerve/symptoms-causes/syc-20354746)