Why do your hands fall asleep while you sleep? Discover the truth behind this nocturnal phenomenon - Page 3

A herniated disc in the neck might compress nerves running to the arms.

If tingling occurs with neck or shoulder pain, imaging or a specialist evaluation may be needed.

The simplest cause is how you sleep — lying on your stomach or putting your arm under a pillow can compress nerves.

Sleeping on your back with good neck support is better.

Although less common, MS can cause numbness with fatigue, balance problems, or vision changes.

Persistent numbness with other symptoms should be checked out.

Not drinking enough water can trigger muscle cramps and nerve irritation. Stay hydrated, especially if you consume caffeine or alcohol.