Poor Eyesight facts
While investigating facts about Poor Eyesight Symptoms and Poor Eyesight Pwd, I found out little known, but curios details like:
In WWII, John T. "Mike" Wolf joined the navy to become a pilot. Even though he had poor eyesight, he passed his physical when the doctor got distracted and forgot to give him the eye exam. Lt. Wolf went on to become a highly decorated fighter pilot ace, shooting down 7 Japanese planes.
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Harry S. Truman, 33rd President of the United States, passed the eye exam needed to enter the National Guard by memorizing the eye chart due to his poor eyesight
What poor eyesight means?
In my opinion, it is useful to put together a list of the most interesting details from trusted sources that I've come across answering what causes poor eyesight. Here are 46 of the best facts about Poor Eyesight Causes and Poor Eyesight In Low Light I managed to collect.
what poor eyesight looks like?
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In 1950, almost no cases of near-sightedness were found among Eskimo children. But after the advent of compulsory education, eyesight got worse. In 1979, poor eye vision was relatively high among Greenland Eskimos at all ages
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About Larry Walters, who dreamed of flying since he was a child. He was going to join the air force but his poor eyesight disqualified him. On July 2, 1982 he built a homemade airship out of a patio chair and 45 helium balloons and flew for nearly an hour, reaching an altitude of 16,000 feet.
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In 1982, a man named Larry Walters attached 45 helium-filled balloons to a lawn chair and took flight to a height of 16,000 feet. He did so because he was denied entry in the US Air Force due to poor eyesight.
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After President Harry S. Truman was rejected from West Point due to his poor eyesight (20/50 in the right eye and a legally-blind 20/400 in the left) he was able to pass the test and join the Missouri National Guard by memorizing the eye chart.
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In 1963 Bruce Lee was rejected from the United States Army with a "4F" classification due to an undescended testicle, poor eyesight, and a sinus disorder.
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Javan rhinoceros has poor eyesight, but excellent sense of hearing and smell.
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Bottlenose dolphin has poor sense of smell, but excellent eyesight and well-developed sense of taste.
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Mole has poor eyesight, but it is not blind. It uses keen sense of smell to detect the prey.
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Wyoming toad has poor eyesight. It cannot detect motionless insects (it is able to identify only insects that fly or walk on the ground).
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They have poor eyesight, but excellent sense of smell. They can detect smell 40 times better than humans. Anteaters use their nose to find food.
Why is poor eyesight so common?
You can easily fact check why do rhinos have poor eyesight by examining the linked well-known sources.
Beavers have poor eyesight, but excellent sense of smell and hearing.
Since eels have poor eyesight, they generate low-level electric charge (up to 10 volts) that helps them see their surrounding and locate a prey.
Warthog has poor eyesight, but excellent senses of smell and hearing.
Rhinos have poor eyesight, but they have excellent sense of smell and hearing.
Unlike other cephalopods, nautilus has poor eyesight. Eyes are able to distinguish light from dark. Luckily, their sense of smell is well developed and used for finding of food.
Poor eyesight when tired?
Sperm whales have small eyes and their eyesight is poor. However, even blind whales are able to find food thanks to echolocation. This technique consists of producing clicks and listening of the returning sounds (after bouncing off the objects in front of them). By using echolocation sperm whales can detect prey without using their eyes.
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Naked mole rats have small eyes and poor eyesight, but they have excellent sense of smell, hearing and touch.
African buffalo has poor eyesight and sense of hearing, but their sense of smell is excellent.
They have poor eyesight and use well developed sense of smell to find their prey.
Nyala has long ears and excellent sense of hearing. Eyesight is poor, despite large eyes.
Opossums are nocturnal animals (they hunt at night). They have poor eyesight and sense of hearing, so they need to rely on their sense of smell during the hunt. Luckily, their sense of smell is excellent.