Dr. Robert Allen Petersen MD

Recommended Articles

• What Is Tay-Sachs Disease?

  IntroductionTay-Sachs disease is a genetic disorder that affects the brain's nerve cells. Individuals who have this disorder lacks a type of protein that is needed to break down fatty substances in the brain. Without this protein, fatty substances accumulate in the brain to toxic levels, which...

• Eye Twitching: Symptoms and Solutions

  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...

• What Affects Night Vision?

  Problems with night vision is a very common problem. Most of the night vision problems, like halos, blurred vision, and night blindness, may be treated. Some of these may also be a sign of congenital medical condition, like retinitis pigmentosa. A number of other conditions, like exposure to the sun...

• Which Doctors Treat Diabetes?

  There are many healthcare providers who can diagnose and treat diabetes. While most people may see a primary care doctor if they start having symptoms of diabetes, other physicians and specialists can also help monitor the condition.Doctors who treat diabetesThe following are doctors and specialists...

• Don’t Let Your Computer Strain Your Eyes

  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...

• What is Cataract Surgery?

  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...