ELI5: Why is it so difficult to type (i.e. move your fingers quickly and precisely, or even at all) when your hands are very cold?

| Category: Explain

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KahBhume: When cold, your body reduces blood flow to extremities such as the fingers to conserve heat. This makes the nerves in the fingers less responsive, thus the numb feeling you get as well as the difficulty in making them move with the same agility as when warm.

andcal: The way our nerves trigger our muscles to move involves chemistry, and chemical reactions vary greatly depending on temperature.

nobodyyoullremember: I actually experience this (and first noticed it) when using the game controller for my console and having the windows open on a cold day.

My efficiency in-game will drop dramatically when the cold air breezes in.

DrDoctor08: Yo, you’re slowing down all your physiological processes. Putting them in a limbo-like State with decreasing temperature.

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