White blood cells: When looking at a blank wall or clear sky, you can often see tiny spots moving in your vision. These are white blood cells in the blood vessels in front of the retina and are normal. However, they are often seen when one is feeling faint or lightheaded.
Answered 6/6/2014
5.5k views
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question