Numbness in a hand is usually caused by damage, irritation or compression of one of the nerves or a branch of the nerves in your arm. Some of the common causes are diabetes, vitamin B-12 deficiency, alcoholism.
Numbness in a hand is usually caused by damage, irritation or compression of one of the nerves or a branch of the nerves in your arm. Some of the common causes are diabetes, vitamin B-12 deficiency, alcoholism.