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Medical research on the function of ear hair is currently very scarce. Hair growth within the ear canal is often observed to increase in older men, [3] together with increased growth of nose hair. [4] Excessive hair growth within or on the ear is known medically as auricular hypertrichosis. [5]
Ear hair is the terminal hair arising from folliculary cartilage inside the external auditory meatus in humans. [1] In its broader sense, ear hair may also include the fine vellus hair covering much of the ear, particularly at the prominent parts of the anterior ear, or even the abnormal hair growth as seen in hypertrichosis and hirsutism .
For example, very curvy ear canals, narrow ear canals, or surgical ears are more prone to earwax buildup. When wax builds up, it causes muffled hearing, tinnitus, or aural fullness (plugged-up ...
Humans inhabit hot climates, both dry and humid, and have done so for millions of years. Selective use of clothing and technological inventions such as air conditioning allows humans to live in hot climates. One example is the Chaamba, who live in the Sahara Desert. They wear clothing that traps air in between skin and the clothes, preventing ...
Deep outlines how it works, “There is a natural migration of ear canal skin cells out of the ear, similar to a conveyor belt. New skin cells push older ones outwards, taking earwax with them.
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Dogs actually do have sweat glands and not only on their tongues; they sweat mainly through their footpads. However, dogs do primarily regulate their body temperature through panting. [38] (See also: Dog Anatomy § Temperature regulation) Dogs do not consistently age seven times as quickly as humans.