Dr. Henry M Clayman MD

What is eyestrain?Eyestrain is a common medical condition characterized by an overuse of the eyes, like when driving a long distance, reading for a couple of hours, or using the computer. Staring at the computer screen for a long period of time will increase discomfort in your eyes.Eyestrain is not...

Eye twitching is the repetitive, involuntary blinking or spasm of the upper eyelid. Also known as blepharospasm, twitching affects the muscles of both eyes. Some of the most common causes of eye twitching include fatigue, stress, and caffeine. Twitching is usually painless and goes away on its own...

Doctors or physicians are categorized according to different factors including medical specialties and subspecialties. Most doctors specialize in a specific area of medicine. This article provides a summary of the different types of doctors in the medical field. AllergistsAllergists are also...

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...

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...

Normally, the eye, cornea, and lens can easily focus light rays on the retina. The disease known asastigmatism is an imperfection in the curvature of the cornea, and it can produce a clear, round dome covering the iris and pupil.The cornea and lens remain smooth and are always curved equally in all...