Dr. Randal J. Peterson M.D.

When the lens of the eye becomes clouded, it is deemed to be cataract. This is the leading cause of vision loss in people over the age of 40, and cataracts are responsible for the majority of blindness across the globe. Over 22 million Americans over the age of 40 are currently affected by...

What is eye melanoma?Eye melanoma is also known as ocular melanoma. It is a type of cancer that develops in the eye, from the melanin-producing cells.Melanoma is a type of malignant cancer that develops in the melanin-producing cells all over the human body. Melanin-producing cells are known for the...

The normal process of aging is the leading cause of cataracts. The eye’s lens slowly loses its clarity and gets cloudy as we age. As a result, the quality of vision decreases. Cataract surgery is recommended when your life’s quality starts to suffer.It is important to know how to prepare...

Blepharitis refers to the inflammation of the eyelid resulting in red and itchy eyes. This is a very common eye condition and can affect people of all age groups. It is not a very serious condition and will not affect one's vision in the future. Yet, blepharitis can be very uncomfortable and...

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...

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...