321 citations
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January 2012 in “Cell stem cell” TGF-β2 helps activate hair follicle stem cells by counteracting BMP signals.
180 citations
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November 1991 in “American Journal of Psychiatry” Fluoxetine was not effective in treating hair-pulling disorder in the short term.
January 2019 in “Journal of Drug Delivery and Therapeutics” Changing six essential health practices can help prevent excessive hair shedding.
July 2023 in “New phytologist” The BUZZ gene is important for root hair growth and overall root structure in the plant Brachypodium distachyon.
3 citations
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May 1980 in “American Journal of Nursing” Scalp tourniquets did not significantly prevent hair loss from chemotherapy.
6 citations
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August 1985 in “Archives of dermatology” A lotion helped remove hair casts, which seem to come from a specific part of the hair follicle, and patients with hair casts can be grouped based on the cause.
September 2024 in “International Journal of Contemporary Pediatrics” A multidisciplinary approach is crucial for treating complex cases of Rapunzel syndrome in children.
2 citations
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March 1989 in “International Journal of Dermatology” July 2025 in “Materials Today Bio” TFC-loaded microneedles effectively promote hair regrowth in androgenetic alopecia.
7 citations
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May 1979 in “Medical & biological engineering & computing” The trichometer accurately measures hair growth and is easy to use.
September 2023 in “Skin appendage disorders” Trichoscopy, a method of examining hair, can objectively measure how well botulinum toxin works for hair loss treatment.
September 2023 in “Ukraïnsʹkij žurnal Perinatologìâ ì pedìatrìâ” Quick action and prevention are crucial to avoid severe complications from tourniquet syndrome in children.
January 2024 in “Pediatric Dermatology” Minoxidil improved hair growth in a child with a rare genetic disorder.
12 citations
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January 1934 in “Proceedings of the Royal Society of London Series B Containing Papers of a Biological Character” Stretched hair has a similar structure to natural silk, showing hair's elasticity involves reversible changes within its molecules.
May 2015 in “UC Merced Undergraduate Research Journal” Behavioral therapies are more effective than drugs for treating trichotillomania.
August 2007 in “Microscopy and Microanalysis” Hair fibers break by cuticle cell slipping, shape changing, cuticle fraying, and surface cracking when stretched under specific conditions.
August 1995 in “Journal of The European Academy of Dermatology and Venereology” New therapy helps treat hair loss.
January 2014 in “Journal of the Korean Society of Design Culture” The study confirmed that changes in hair structure in women with hair loss conditions matched what is taught in beauty college trichology courses.
August 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” Mouse touch-sensitive nerve cells adjust their connections based on competition with other similar cells.
June 2025 in “Journal of Cosmetic Dermatology” Botanical extract shampoo and tonic improved hair loss in most participants.
May 2024 in “Portuguese journal of dermatology and venereology” Reassurance and counseling are key in managing acute telogen effluvium, with supplements possibly offering a placebo effect.
17 citations
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October 1981 in “American Journal of Clinical Nutrition” Malnourished people have weaker hair that is easier to pluck.
1 citations
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July 2024 in “Journal of Plastic Reconstructive & Aesthetic Surgery” Estrogen therapy can help stabilize the hairline in transfeminine individuals.
33 citations
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September 1987 in “American Journal of Medical Genetics” Uncombable hair is inherited dominantly with complete penetrance.
Yak hair stretches mainly due to macromolecules slipping past each other.
August 2024 in “International Journal of Health Science” Telogen Effluvium (TE) significantly affects women due to stress and hormonal changes, requiring better public health policies and mental health support.
25 citations
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August 1991 in “Journal of Investigative Dermatology”
May 2009 in “Medical and surgical dermatology/Medical & surgical dermatology” Hair and nail conditions can stabilize or improve over time, and new treatments show promise.
25 citations
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June 2017 in “Scientific reports” Stress worsens Tourette symptoms by increasing allopregnanolone levels.
26 citations
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May 1991 in “Clinical and experimental dermatology” Oral etretinate improved hair length and reduced beading in monilethrix.