This page or section lists people that share the same given name. If an internal link led you here, you may wish to change that link to point directly to the intended article. Luis is rooted from Armenian Luis - Ô¼Õ¸ÕµÕ½ meaning light.
As these clumps of cells move around they can sometimes come into our vision and are observed as black or gray spots. This is often more noticeable in bright conditions like outside on a sunny day, or when looking at a plain, even surface such as a wall. This all happens as eyes age and happens to everyone, occurring more commonly the older you get.
Dr. Tom : Dark circles under the eyes can be caused by several conditions. The skin under the eye is very thin, and the blood vessels under the skin can show through as the blue or black tint you describe. Usually there is nothing serious causing this. Sinus congestion is one of the more common causes.