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Hypertrichosis (better known as Werewolf Syndrome) is an abnormal amount of hair growth over the body. [1] [2] The two distinct types of hypertrichosis are generalized hypertrichosis, which occurs over the entire body, and localized hypertrichosis, which is restricted to a certain area. [1]
Rapunzel syndrome is an extremely rare intestinal condition in humans resulting from ingesting hair (trichophagia). [1] [2] The syndrome is named after the long-haired girl Rapunzel in the fairy tale by the Brothers Grimm. Trichophagia is sometimes associated with the hair-pulling disorder trichotillomania. [3]
Ear hair generally refers to the terminal hair arising from follicles inside the external auditory meatus in humans. [2] 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.
The symptoms of female hair loss vary depending on which type of hair loss you have. You may notice sudden hair loss, gradual hair loss, or hair loss that gets better or worse over time.
When healthy hair is pulled out, at most a few should come out, and ripped hair should not be distributed evenly across the tugged portion of the scalp. In cases of alopecia areata, hair tends to pull out more easily along the edge of the patch where the follicles are already being attacked by the body's immune system than away from the patch ...
But in some cases, external factors — like stress — can affect hair, causing everything from thinning hair and a wider part, to a receding hairline, hair falling out in clumps or even patches ...
Humans, horses, orangutans, and lions are among the few species of mammals that may grow their head hair or manes very long. Humans are believed to have lost their fur 2.5–3 million years ago as hominids when transitioning from a forest habitat to the open savanna, as an effect of natural selection, since this development made it possible to run fast and hunt animals close to the equator ...
IBIDS syndrome, following the acronym from ichthyosis, brittle hair and nails, intellectual impairment and short stature, is the Tay syndrome or sulfur-deficient brittle hair syndrome, first described by Tay in 1971. [9] (Chong Hai Tay was the Singaporean doctor who was the first doctor in South East Asia to have a disease named after him.