Why Fingers Go Numb In Cold

Why do fingers go numb in the cold, sometimes before they even start to

hurt? Your body tries to protect your core temperature first. So it reduces

blood flow to the skin in your hands. Blood vessels in your fingers tighten

or constrict, so less warm blood reaches the surface. With less warm

blood, the tissues cool down faster and cold tissues don't feel as well.

Cold also slows how quickly nerves send signals. That can make touch feel dull

or pins and needly. That is why numbness is a warning sign:

you may not notice damage as easily. Warm up basics: gloves,