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  2. Effects of long-term contact lens wear on the cornea - Wikipedia

    en.wikipedia.org/wiki/Effects_of_long-term...

    Long-term contact lens use can lead to alterations in corneal thickness, stromal thickness, curvature, corneal sensitivity, cell density, and epithelial oxygen uptake, etc. Other changes may include the formation of epithelial vacuoles and microcysts (containing cellular debris) as well as the emergence of polymegethism in the corneal endothelium.

  3. Photoreceptor cell - Wikipedia

    en.wikipedia.org/wiki/Photoreceptor_cell

    A photoreceptor cell is a specialized type of neuroepithelial cell found in the retina that is capable of visual phototransduction. The great biological importance of photoreceptors is that they convert light (visible electromagnetic radiation) into signals that can stimulate biological processes. To be more specific, photoreceptor proteins in ...

  4. Adaptation (eye) - Wikipedia

    en.wikipedia.org/wiki/Adaptation_(eye)

    Adaptation (eye) In visual physiology, adaptation is the ability of the retina of the eye to adjust to various levels of light. Natural night vision, or scotopic vision, is the ability to see under low-light conditions. In humans, rod cells are exclusively responsible for night vision as cone cells are only able to function at higher ...

  5. Do Red-Light Therapy Tools *Actually* Work? I Tested Them Out

    www.aol.com/red-light-therapy-tools-actually...

    The biggest con of at-home red light therapy is that it could potentially hurt your eyes if you don’t wear goggles to protect them, says Dr. Henry. Check to see if your tool covers your eyes ...

  6. Red-eye effect - Wikipedia

    en.wikipedia.org/wiki/Red-eye_effect

    Red-eye effect seen on a teenager. The red-eye effect in photography is the common appearance of red pupils in color photographs of the eyes of humans and several other animals. It occurs when using a photographic flash that is very close to the camera lens (as with most compact cameras) in ambient low light.

  7. I was an LED skeptics until I tried this light therapy skin ...

    www.aol.com/news/led-skeptics-until-tried-light...

    The Dr. Dennis Gross DRx Spectralite Faceware Pro is a light therapy device that’s designed to boost collagen production in your skin and target bacteria using red and blue light, leading to ...

  8. Cone cell - Wikipedia

    en.wikipedia.org/wiki/Cone_cell

    Cone cells or cones are photoreceptor cells in the retinas of vertebrates' eyes. They respond differently to light of different wavelengths, and the combination of their responses is responsible for color vision. Cones function best in relatively bright light, called the photopic region, as opposed to rod cells, which work better in dim light ...

  9. Podiatrists Share Pros and Cons of Barefoot Shoes: Do You ...

    www.aol.com/podiatrists-share-pros-cons-barefoot...

    Primus Lite III. Vivobarefoot is one of the original and most popular brands when it comes to barefoot shoes. Splichal even names it as one of the top brands on her recommended list. The Primus ...

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