People who suffer from eye allergies will know the pain that it has attached to it. With an itchy and running eye, you nearly feel like your eyes are going to pop out anytime. Well, most obviously the feeling is nowhere near good. Not only does it cause discomfort and pain but it also leads the exterior of your eyes to swell.

Retina is a fine layer of nerve tissue. Retina is part of the central nervous system (CNS), and is the only portion of it that is visible from the outside. There are two types of photosensitive cells called Cones and Rods, which are about a 125 million in number, and are distributed all over retina non-uniformly.

Retina, a continuation of the central nervous system (CNS), is the only part that is visible from outside. The retina is the organ of sight and is provided with special photosensitive cells called cones and rods. Cones can discern color and produce well-defined sharp color images. They work only in bright light.

Retina is the screen on the inner layer of eye on which the images are formed by the lens and what is projected on them. The eye is very similar in structure and function to a modern digital camera. Retina, a thin membrane in the eye, is full of nerve supply resting on a highly vascular layer.

A cataract is not an unfamiliar term for us. It is a common sign of aging, can lead to loss of vision and affects daily life at later stages of it. It is one of the most common causes of loss of vision amongst Americans. Here is everything you need to know about cataract and how you can get relief from it.

Chronic dry eye syndrome is caused due to the deficiency of moisture and lubrication on the outer surface of the eyes. It can also occur when the eyes cannot generate tears or when they produce inconsistent tears that evaporate quickly. Skin inflammation occurs on the surface of the eye. If left untreated, it can lead to ulcers, development of scars on the cornea, blurred or loss vision.