All About Cataracts

The term cataracts refers to a clouding of the eye’s lens that is located behind the iris and pupil. This particular lens operates by focusing light on to the retina, much in the same way as a camera lens. The lens affected by cataracts is also involved in the eye’s focus. This lens consists of protein and water. This protein is precisely arranged for optimum functioning. However, during the natural aging process, these proteins can become clumped together and cause the eye to cloud. This cloud is what is known as a cataract and will most likely get larger as time progresses if left untreated. Your eye doctor will probably want to wait until the cataract interferes with your eyesight …

Advantages of Contact Lenses over Glasses

The functional advantages of contact lenses over glasses can be felt in areas like sports, working in humid conditions and also in occupations where glasses can be very inconvenient and may not be compatible when using equipment like special headgears. Contact lenses also offer aesthetic advantages as they do not alter the image of the person wearing it. When contact lenses are worn correctly on the cornea of the eye, the vision is very similar to the natural vision. The objects are seen in the right size and position without any kind of distortion of the image. When glasses are worn, the distance between the glasses and the eye vary making the objects appear smaller or larger than the actual …