18 citations
,
January 1994 in “Skin Pharmacology and Physiology” Androgens shorten hair growth phases, causing finer hair and more severe hair loss in men.
Treating hair with 1M sodium hydroxide increases its friction, making it better for small medical knots.
5 citations
,
April 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” Aging skin shows thinner layers, fewer hair follicles, and new biomarkers like increased space between cells and smaller sebaceous glands.
May 2015 in “Journal of the American Academy of Dermatology” New hair after alopecia areata can be thinner and change color but usually keeps the same shape.
48 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” Hair growth is controlled by specific gene clusters and proteins, and cysteine affects hair gene expression in sheep.
December 2025 in “International Journal For Multidisciplinary Research” Microscopic hair analysis is important in forensics but has limitations; new technologies are improving its accuracy.
January 2012 in “The Journal of Practical Medicine” Chinese Han individuals have fewer hair follicles and hairs than Caucasians and Africans.
November 2025 in “Skin Health and Disease” Autosomal recessive woolly hair is rare and involves tightly coiled hair without other health issues.
February 2021 in “Journal of The American Academy of Dermatology” Fibrosis in the bulge area of hair follicles can cause hair thinning in male pattern baldness, and drugs that inhibit fibrosis might help reverse this.
6 citations
,
March 1982 in “Clinical and Experimental Dermatology” The document says that hair loss in women is often due to androgenic alopecia, similar to male baldness, and that hirsutism is treated with hormonal and cosmetic methods.
June 2008 in “The Open Dermatology Journal” Instructional sheets can help patients manage hair disorders.
Asian hair's unique features make hair loss management and surgery more challenging.
4 citations
,
June 1990 in “PubMed” Hair protein differences help identify species and individuals in forensic science.
December 2007 in “FJ. Fragrance journal”
June 2006 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A simple method using the wash test and dermatoscopy can help differentiate between two hair loss conditions, androgenetic alopecia and chronic telogen effluvium.
8 citations
,
October 2020 in “Infant behavior & development” Collecting hair for cortisol analysis is possible in low-income mother-toddler pairs.
28 citations
,
September 1998 in “Medical Clinics of North America” Most hair loss can be diagnosed with patient history and physical exam, and a few common types make up most cases.
1 citations
,
November 2023 in “Biomedicines” Menopause can cause hair thinning and texture changes due to hormonal and metabolic shifts.
January 2013 in “Digital Repository (National Repository of Grey Literature)” Hair loss negatively affects self-esteem and identity.
1 citations
,
January 2002 Hair shine can be measured by how it reflects laser light.
15 citations
,
July 2016 in “Biochemical Journal” Wnt proteins from certain skin cells are crucial for normal hair growth and renewal.
September 2025 in “International Journal of Ayurvedic Medicine” Hair medulla patterns vary by Prakruti type, affecting hair strength.
Understanding hair follicle interactions can help treat male pattern baldness.
January 1991 in “Linchuang pifuke zazhi”
December 2025 in “IP Indian Journal of Clinical and Experimental Dermatology” Hair shaft disorders often indicate genetic or systemic issues and are managed by minimizing damage.
October 1999 in “Inpharma weekly” 6 citations
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January 2016 in “International journal of trichology” Children's hair is more elastic, but tensile strength is similar across different factors.
The document concludes that Loose Anagen Hair Syndrome is a benign condition where hair is thin and easily pulled out, often improving with age.
November 2022 in “Journal of Drug Delivery and Therapeutics” Unani medicine links diffuse hair loss to poor skin pore function and body dryness, leading to thinning hair.
6 citations
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January 2008 in “Indian Journal of Dermatology” Monilethrix, a genetic hair disorder causing fragile hair, affects three generations in a family.