45 citations
,
December 2006 in “Biopolymers” Permanent waving weakens hair by altering its protein structure.
January 2019 in “Journal of Entomology and Zoology Studies” Ruminant goats have larger and more defined hair follicles than younger goats.
150 citations
,
April 1999 in “Dermatologic Clinics” Laser hair removal effectiveness depends on targeting hair structures without harming the skin, and improvements require more research and expert collaboration.
126 citations
,
January 1987 in “Journal of The American Academy of Dermatology” The document concludes that understanding hair structure is key to diagnosing hair abnormalities and recommends gentle hair care for management.
85 citations
,
February 1989 in “Journal of The American Academy of Dermatology” Children with loose anagen hair have easily pluckable hair due to root sheath problems, and it might improve without treatment.
74 citations
,
January 1998 in “Dermatology” Men who think they are losing hair feel worse about themselves, especially if they are younger.
73 citations
,
June 2003 in “Journal of the American Academy of Dermatology” Dermatologists need to understand African American hair-care practices to better treat their hair and scalp disorders.
72 citations
,
July 2003 in “Journal of cosmetic dermatology” Frequent hair coloring and styling can damage hair and cause breakage or loss.
55 citations
,
October 2003 in “Dermatologic Clinics” Different hair care practices and conditions affect African American hair and scalp health, requiring specialized knowledge for treatment.
55 citations
,
June 2006 in “Central European Journal of Public Health” Hair loss in older men is linked to higher rates of diabetes and high blood pressure.
39 citations
,
August 2018 in “Scientific reports” Claudin-1 is important for the barrier function and growth of hair.
35 citations
,
January 2000 in “Dermatology” Hair loss common in Norwegian men, affecting self-esteem and life quality.
33 citations
,
November 2012 in “Journal of The American Academy of Dermatology” FPHL common in Taiwanese women; risk factors include BMI, high glucose, early puberty, fewer childbirths, oral contraceptives, and UV exposure.
32 citations
,
August 2015 in “Anais Brasileiros de Dermatologia” Black women's unique hair characteristics and styling practices can lead to specific scalp conditions, which require early diagnosis and appropriate treatment.
30 citations
,
May 2016 in “International Journal of Cosmetic Science” Hair loss in women links to inflammation around hair follicles.
29 citations
,
November 2018 in “Journal of The European Academy of Dermatology and Venereology” Personality traits and anxiety affect hair loss patients' quality of life.
26 citations
,
December 2006 in “Endocrinology” A cream with a specific hormone blocker increases hair growth in mice.
26 citations
,
September 1990 in “Ophthalmology” The study found no common cause for a girl's crystalline cataract and uncombable hair, suggesting their co-occurrence might be coincidental.
26 citations
,
June 2016 in “Pediatric Dermatology” Premature hair graying in young Turkish adults is more likely if they have stress, a family history of graying, drink alcohol, have chronic diseases, are older, or are taller.
17 citations
,
October 2015 in “Medicine and Pharmacy Reports” Animal models are crucial for learning about hair loss and finding treatments.
17 citations
,
June 2012 in “The Anatolian journal of cardiology” Premature hair graying may be a sign of increased risk for heart disease, indicating biological age is more important than actual age.
16 citations
,
November 2020 in “International journal of pharmaceutics” Using longer PEG chains helps nanoparticles penetrate hair follicles better, improving drug delivery for conditions like alopecia.
12 citations
,
May 2019 in “Stem cell reviews” Fetal-maternal stem cells in a mother's hair can help with tissue repair and regeneration long after childbirth.
11 citations
,
January 2004 in “Exogenous dermatology” Outside factors like grooming, chemicals, and the environment can damage hair and cause disorders.
10 citations
,
November 2012 in “International Journal of Dermatology” Certain diseases like AIDS and lupus can make African hair become silky.
9 citations
,
January 2017 in “Journal of the Egyptian Women's Dermatologic Society (Print)” Fungal infection was the main cause of hair loss in Egyptian children studied.
8 citations
,
January 2015 in “World Journal of Gastroenterology” Hair loss is common in IBD patients, and some medications may lower the risk.
7 citations
,
August 2009 in “Applied Mathematics and Mechanics-English Edition” Hair fibers have fractal patterns with properties related to the golden mean, which may affect their functionality.
7 citations
,
October 1963 in “Textile Research Journal” Merino wool fibers change shape with moisture, while human hair shape stays the same.
7 citations
,
October 2018 in “Journal of Craniofacial Surgery” About 21.3% of young, healthy Chinese men experience hair loss. Hairlines are mostly linear or have a central protrusion. Hair is densest on the top and back of the head, and hair follicles usually have 1 or 2 hairs. This information can help in designing hair restoration procedures.