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  2. Dry, itching or infected eyes? Blame the fall weather. - AOL

    www.aol.com/lifestyle/dry-itching-infected-eyes...

    There’s a lot to love about fall: cooler temps, beautiful foliage, that cozy harvest time vibe. But if your eyes are feeling as itchy as the sweaters you’ll soon be wearing, you’re not alone.

  3. Visual acuity - Wikipedia

    en.wikipedia.org/wiki/Visual_acuity

    Eye examination for visual acuity. Visual acuity is a measure of the spatial resolution of the visual processing system. VA, as it is sometimes referred to by optical professionals, is tested by requiring the person whose vision is being tested to identify so-called optotypes – stylized letters, Landolt rings, pediatric symbols, symbols for the illiterate, standardized Cyrillic letters in ...

  4. Human eye - Wikipedia

    en.wikipedia.org/wiki/Human_eye

    The human eye is a sensory organ in the visual system that reacts to visible light allowing eyesight. Other functions include maintaining the circadian rhythm, and keeping balance. Arizona Eye Model. "A" is accommodation in diopters. The eye can be considered as a living optical device. It is approximately spherical in shape, with its outer ...

  5. Fixation (visual) - Wikipedia

    en.wikipedia.org/wiki/Fixation_(visual)

    Fixation or visual fixation is the maintaining of the gaze on a single location. An animal can exhibit visual fixation if it possess a fovea in the anatomy of their eye. The fovea is typically located at the center of the retina and is the point of clearest vision. The species in which fixational eye movement has been verified thus far include ...

  6. How to Get a Date Without Resorting to Apps - AOL

    www.aol.com/date-without-resorting-apps...

    “Walk up, and say, ‘We made eye contact, and I wanted to introduce myself.’ ... Tip #4: Keep it low pressure. ... It’s insanely good.” A little grocery store banter and a few years later ...

  7. Vitamin A - Wikipedia

    en.wikipedia.org/wiki/Vitamin_A

    Vitamin A status involves eye health via two separate functions. Retinal is an essential factor in rod cells and cone cells in the retina responding to light exposure by sending nerve signals to the brain. An early sign of VAD is night blindness. [6] Vitamin A in the form of retinoic acid is essential to normal epithelial cell functions.

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