What Are Some Common Causes of Blue Hands?


Quick Answer

Some common causes of blue hands are frostbite, nerve injuries, low blood sugar, cyanosis and exposure to cold, according to WebMD. Blue hands are usually a result of cold environments or lack of oxygen.

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Full Answer

Frostbite occurs when the skin tissue freezes. The condition leads to numbness, pain and blueness because of the impairment of blood flow. Nerve injuries can also result in blue hands due to damage to a person's nervous system. Numbness, blueness and pain result from the condition. Low blood sugar can cause blue hands because the body doesn't have enough glucose to perform its normal functions. Cyanosis is a condition in which a person doesn't have enough oxygen in his blood, explains Healthline.com. Cyanosis is usually a result of abnormalities in the lungs, blood or heart.

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