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The first major-league player to wear spectacles was Will 'Whoop-La' White in 1878–86. Only pitchers dared wear glasses while playing until the early 1920s, when George 'Specs' Toporcer of the St. Louis Cardinals became the first outfielder to sport eyewear. Bespectacled pitchers are less rare as they have less need to field the ball.
The 2024 solar eclipse on April 8 can be harmful for your eyes. Doctor explains how vision could be damaged by looking at the sun, which eclipse glasses to buy.
The Bates method is an ineffective and potentially dangerous alternative therapy aimed at improving eyesight.Eye-care physician William Horatio Bates (1860–1931) held the erroneous belief that the extraocular muscles effected changes in focus and that "mental strain" caused abnormal action of these muscles; hence he believed that relieving such "strain" would cure defective vision.
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.
Besides possibly hurting your eyes (wear eclipse glasses please!), you can actually damage the image sensor on your camera or phone. To avoid this , NASA and other experts have some tips. 1) Use a ...
“Cover your eyes with the solar filter before looking at the sun, and turn away from the sun before removing the solar viewer. Do not remove them while looking at the sun.”
For a magnifying device held close to the eye, see Loupe. A magnifying glass is a convex lens that is used to produce a magnified image of an object. The lens is usually mounted in a frame with a handle. Beyond its primary function of magnification, this simple yet ingenious tool serves a variety of purposes.
However, studies haven't shown that blue light glasses make a big difference. So, your first line of defense against blue light at night should be reducing screen time before bedtime as opposed to ...
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