Lack of oxygen is the biggest reason in the fingernails turning blue.

Why does my nails turn blue in winters. Web why do my nails turn blue in winters? It occurs when your blood lacks the oxygen it needs to reach the different tissues in your body. Sometimes after running or doing strenuous.

Web cyanosis is a symptom of a condition rather than a separate entity. Web causes of nail problems. Your body draws in all the blood to your vital organs when its very cold.

The winter months can be bit of a downer. Web there are several reasons your nails could be blue, including heart conditions. Most nail problems are caused by:

Call your doctor or 911 if you think you may have a medical. Web common nail diseases include nail psoriasis, fungal infections, paronychia, and more. Blood lacking in oxygen has a bluish tint.

Web share a verified doctor answered 40 years experience vessels contract: Web there is a condition known as raynaud’s disease which causes fingers, and toes, to turn blue when they're cold, both in cold weather and in circumstances like taking food out of. Web why my nails get blue.

Web cyanosis is when your skin, lips and/or nails turn a bluish tone. Cold causes all blood vessels to constrict, and blood flow is reduced to extremities. That dark streak could be melanoma, the most serious type of.