Dr. Hsien wen Daniel Su M.D.

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 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 is a stye?A stye occurs when a particular strain of bacteria affects the oil gland of the eyelid. It becomes infected and causes inflammation, redness, as well as pain on the eyelid and its surrounding tissues. A stye is an inflamed swelling or circumscribed abscess. It can be treated with...

When the eye lens changes with age, cataracts develop and your vision becomes blurry. A clear structure, the lens is located at the back of the pupil. Light streams in via the cornea and the lens directs it to the retina when it enters the eye.When you start to age, cataracts can begin developing,...

IntroductionHealthy infants tend to achieve their growth and development milestones in a timely manner. They also develop their vision, hearing, movement, and other types of vital functions because certain enzymes clear out fatty protein as well as other unwanted elements that can hinder normal...

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...