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2. Eye chart - Wikipedia

   en.wikipedia.org/wiki/Eye_chart

   An eye chart is a chart used to measure visual acuity comprising lines of optotypes in ranges of sizes. Optotypes are the letters or symbols shown on an eye chart. [ 1 ] Eye charts are often used by health care professionals, such as optometrists , physicians and nurses , to screen persons for vision impairment .

3. Eye examination - Wikipedia

   en.wikipedia.org/wiki/Eye_examination

   29271-4. An eye examination, commonly known as an eye test[ 1], is a series of tests performed to assess vision and ability to focus on and discern objects. It also includes other tests and examinations pertaining to the eyes. Eye examinations are primarily performed by an optometrist, ophthalmologist, or an orthoptist .

4. 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 ...

5. Ophthalmology - Wikipedia

   en.wikipedia.org/wiki/Ophthalmology

   Ophthalmology ( / ˌɒfθælˈmɒlədʒi /, OFF-thal-MOL-ə-jee) [ 1] is a clinical and surgical specialty within medicine that deals with the diagnosis and treatment of eye disorders. [ 2] A former term is oculism . An ophthalmologist is a physician who undergoes subspecialty training in medical and surgical eye care. [ 3]

6. Blood test shows 90% accuracy in identifying Alzheimer ... - AOL

   www.aol.com/blood-test-shows-90-accuracy...

   At Lund University in Sweden, researchers have found that a new blood test called PrecivityAD2 is about 90% accurate in identifying Alzheimer’s disease in people experiencing cognitive symptoms ...

7. The Top 10 Weirdest Food Commercials of the '90s - AOL

   www.aol.com/top-10-weirdest-food-commercials...

   Screenshot via YouTube. 3. Taco Bell: "Yo Quiero Taco Bell". These Taco Bell commercials became a cultural phenomenon in the late '90s. The campaign’s quirky concept of featuring a Chihuahua on ...