Dr. Charles F Bahn M.D.

What is Double Vision?Seeing two images of the same object displaced horizontally or vertically is known as double vision or diplopia. While most of the cases of double vision are not serious, some need to be treated quickly. There are three categories of diplopia:...

Type 1 diabetesType 1 diabetes, which is also called insulin-dependent diabetes, is the more severe form of diabetes. Type 1 diabetes develops at any age, but it usually develops among children and teenagers. This is the reason why it is also commonly called “juvenile” diabetes.Living with type...

There are many causes of conjunctivitis such as:...

What is eyelid twitching?Eyelid twitching or myokymia is an involuntary eyelid spasm. The upper lid is usually affected, but spasms can also occur in the lower lid or both lids. Eyelid twitching is often mild for most people. However, others may experience stronger spasms, which may force their lids...

Contact lenses are popular for its two most important characteristics: flexibility and convenience. Based on their usage, contact lenses are categorized into two types: vision correcting lenses, and decorative lenses. Decorative lenses are used to improve the look of the eyes. Generally, these...

Herpes Simplex Virus 1 (HSV-1)HSV-1 or herpes simplex virus type 1 is a type of herpes simplex virus that causes cold sores. It is called "oral herpes" because it often causes sores around the mouth or on the lips. Cold sores are also called as fever blisters. However, the sores can also be found...