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Eye Health from Brookside Optometric

Eye health tips and information about glasses, contact lenses, Lasik, and more from the doctors of Brookside Optometric Group.

Common Vision Conditions: Farsightedness

The terms nearsighted and farsighted are often confused but the easiest way to remember which condition you have is that “you are what you can do best without glasses.” If you see better at near without glasses, then you are nearsighted (myopic). Conversely if you see better at a distance without glasses, then you are farsighted (hyperopic). With farsightedness, a person has difficulty and discomfort when reading or doing computer work.

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What is blue light, and why should you care?

Most of us have an understanding that overexposure to ultraviolet (UV) light is bad for our eyes. We’ve learned to shop for sunglasses that have “100% UV Protection”. This is still good advice. However, due to a dramatic increase in our use of electronic devices and energy-efficient lighting, there’s increased concern about our exposure to another part of the visual spectrum... blue light.

Blue light itself is nothing new. It’s been present in natural sunlight and in artificial light in varying concentrations since the beginning of time. It’s actually very close to UV light in the visible light spectrum (Ultraviolet = 10-380 nm, Blue-violet = 380-455 nm). The difference is the level of exposure to blue light that we’re receiving in our modern world. The majority of this increase comes from our growing dependence on electronic devices, and how quickly this trend has occurred. Let’s look at a few dates that we can probably all relate to:

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