Research suggests it originated during (and probably peaked) during the 1700s when plague was rampant, and people feared that doctors or medical professionals would mistakenly declare them dead.
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Esoptrophobia is the fear of mirrors, or more specifically, of seeing one's own reflection in the mirror.
2. Eisoptrophobia
According to a 2014 case study detailing a 55-year-old woman's 30-year struggle with this phobia, esoptrophobia can lead to shyness or discomfort, and depression when looking in the mirror.
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Ombrophobia is the fear of rain. It falls into a category the researchers term "natural environmental phobias", which also includes storms (lilapsophobia), snow (chionophobia), cold (cryophobia), and wind (ancrophobia).
3. Ombrophobia
According to the authors of a recent study, people with these phobias may be more likely to have some sort of formal meteorological education, which saddles them with a "greater understanding of the potential dangers associated with severe weather."
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According to research from Malaysia, phonophobia is an "abnormal" and "inappropriate" fear of sound.
4. Phonophobia
Researchers say these are often normal, everyday sounds that may not possibly damage a person's hearing or cause pain — things like doors closing or loud conversations.
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Numerophobia is the fear of numbers, although not in the sense that a person believes that giant 1's or 0's are hidden under the bed.
5. Numerophobia
Although recently scrambling about technology, maybe they should.) Instead, numerophobia usually comes across as a fear of doing math or dealing with numbers.