Cyanosis is a bluish color to the skin or mucus membranes that is usually due to a lack of oxygen in the blood.
Lips - bluish; Fingernails - bluish; Cyanosis; Bluish lips and fingernails; Bluish skin
Red blood cells provide oxygen to body tissues. Most of the time, almost all blood cells carry a full supply of oxygen. These blood cells are bright red, and the skin has a pinkish or red hue.
Blood that has lost its oxygen is dark bluish-red. People whose...Read more
The beginning of summer kicks off the camping and hiking season, anxiously awaited by those who have endured a long cold winter. This year will... Read more »