Numbness is an inability to feel anything when you touch your skin.
Tingling is a pins-and-needles sensation, like when your foot "falls asleep."
You may feel like the part you touch does not belong to you. It is normal to
have temporary changes in feeling after an injury or when swelling is present.
Home treatment may help relieve swelling that can cause numbness or
Numbness or tingling may mean that nerves have been injured or
pinched, swelling is putting pressure on nerves, or blood vessels have been
injured. This can occur gradually from an overuse injury or from a sudden
(acute) injury, such as a fracture, dislocation, or severe sprain.