Dr. Christina Nga Lu O.D.

Age-related macular degeneration is a common eye condition that affects macula, a small part at the back of the eye. Macula is the area of eye that helps us to differentiate the finer details. Damage to macula leads to gradual blurring of central vision. Macular degeneration impairs sharp vision and...

Safeguarding Your VisionWe are all dependent on our vision in more ways than we realize. Without a healthy vision, we would be unable to smoothly do a lot of things. Our vision enables us to properly work and recognize faces and objects.There are numerous factors that can affect our eyes, including...

What is eye twitching?While it may seem like a normal experience of the eye, eye twitching could become irritating and could be a cause for concern when it persists for a long period of time and with higher frequency. In medical terms, eye twitching is known as blepharospasm, which is defined as an...

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...

What is a cataract?Sometimes there is a clouding of the lens in the eye; this clouding is called a cataract. Mostly, this clouding is related to old age. In fact, the majority of Americans aged 80 and above have experienced this clouding or have already undergone a cataract surgery at a particular...

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