Dr. Joseph Christopher Schwartz M.D.

Color blindness is not a real blindness but a deficiency in seeing colors. People having color blindness can’t distinguish between certain colors, like red and green, or blue and yellow. The red and green color deficiency is the most common type of this condition.What causes color blindness?It is...

LASIK, or laser in situ keratomileusis, is a very popular surgical procedure to correct and improve vision, and reduces an individual's dependence on contact lenses and glasses. It is a very common refractive surgical procedure to correct different types of vision issues, including nearsightedness,...

Dry eyes are a condition in which the eyes do not get enough moisture and lubrication from tears. It is the tears that provides constant moisture to the eyes, which is very important for comfort of viewing. It is a very common condition in the population, particularly in people above 40-years-old....

Several vision issues that are related to aging can be solved by practical approaches like more illumination when reading or fixing poor lighting conditions in your home.When you grow to over 60 years of age, you may require more lighting for most indoor and outdoor activities. This is caused by the...

The exact cause of cataracts is not known. Nevertheless, it seems that most cataracts are caused by long-term variations in the eye lens protein components which in turn causes cloudiness in the lens. Though not common, cataracts can affect infants and young children due to genetic enzyme...

What is eyelid twitching?Eyelid twitching or myokymia is an involuntary eyelid spasm. The upper lid is usually affected, but spasms can also occur in the lower lid or both lids. Eyelid twitching is often mild for most people. However, others may experience stronger spasms, which may force their lids...