July 2016 in “Indian journal of science and technology” Neonate scalp hair is thinner, lacks a medulla, and has smaller follicles compared to adult hair.
October 2024 in “Current Issues in Molecular Biology” Platycladus orientalis leaf extract helps hair grow by activating certain proteins.
Low-level light therapy, possibly combined with other treatments, may become a leading hair loss treatment, while hirsutism often worsens with age and lacks preventive options.
January 2018 in “Springer eBooks” Lasers are less favored for hair transplant surgery but show promise for hair growth in controlled trials.
4 citations
,
March 2023 in “Current Oncology” Scalp cooling is the only FDA-approved method to prevent hair loss from chemotherapy, but other treatments like minoxidil and PRP are being tested.
24 citations
,
December 2011 in “Journal of The American Academy of Dermatology” Caucasian hair is denser, but Asian hair is thicker in female pattern hair loss patients.
30 citations
,
December 2017 in “Clinical, Cosmetic and Investigational Dermatology” Parietal scalp area has lower hair density and smaller hair diameter in women with hair loss.
19 citations
,
February 2013 in “The American Journal of Dermatopathology” Nonscarring alopecia has higher hair density than scarring alopecia, and hair density can help diagnose the type of alopecia.
3 citations
,
July 2016 in “International Journal of Dermatology” Minoxidil treatment increased hair density in a young Asian girl with short anagen syndrome, but didn't improve hair length or thickness.
234 citations
,
February 2001 in “British Journal of Dermatology” FPHL affects hair density and diameter, causing visible hair loss in older women.
June 2024 in “Nature Cell and Science” The Scalp Coverage Scoring method reliably measures hair density from images.
142 citations
,
September 2020 in “Journal of neurophysiology” Young adults have about 230,000 tactile nerve fibers, decreasing 5-8% per decade with age.
33 citations
,
April 2005 in “British Journal of Dermatology” Aging alone barely affects the number of hair follicles, meaning hair loss is minimal without other conditions like androgenetic alopecia.
21 citations
,
July 2014 in “British Journal of Dermatology” Hair thickness matters more than density for baldness in Japanese men over 25.
11 citations
,
January 2012 in “Journal of cell science” Rac1 is essential for proper hair structure and color.
10 citations
,
December 2015 in “International Journal of Molecular Sciences” PDCD4 is important for controlling skin cell growth and healing.
9 citations
,
January 1992 in “Journal of Investigative Dermatology” Sugar molecule helps hair growth, less in balding, returns with treatment.
1 citations
,
December 2022 in “Clinical, cosmetic and investigational dermatology” Arab hair is generally thicker but less dense compared to other ethnicities, affecting hair disorder diagnosis and treatment.
March 2012 in “Journal of The American Academy of Dermatology” White females have higher hair density, while Asian females have thicker hair in hair loss cases.
76 citations
,
June 2015 in “Journal of biomedical science” Mutations in Gasdermin A3 cause skin inflammation and hair loss by disrupting mitochondria.
18 citations
,
October 2017 in “Drug Design Development and Therapy” DA-9401 helps protect rat testis from finasteride damage.
9 citations
,
March 2017 in “Dermatologic Surgery” Asian men with hair loss have different follicular densities: East/Southeast 61.1, South 63.5, West 63.6 FU/cm².
January 2021 in “Research Square (Research Square)” Rabbits with high wool production have more hair follicles, influenced by specific long noncoding RNAs.
September 2020 in “Research Square (Research Square)” Long noncoding RNAs help regulate hair follicle density in rabbits.
January 2025 in “Multimedialen Archiv und Publikationsserver der Christian-Albrechts-Universität zu Kiel (Christian-Albrechts-Universität zu Kiel)” Oxidized LDL reduces cell growth but affects stem cell differentiation less negatively than cytokine-induced inflammation.
June 2018 in “The Journal of Sexual Medicine” Finasteride helps female-pattern hair loss.
4 citations
,
May 2019 in “Skin Research and Technology” Finasteride helps hair growth but stopping it causes faster hair loss.
316 citations
,
June 2004 in “The journal of investigative dermatology/Journal of investigative dermatology” Microspheres about 1.5 micrometers in size can best penetrate hair follicles, potentially reaching important stem cells.
March 2012 in “Journal of The American Academy of Dermatology” Temporal triangular alopecia usually starts in early childhood and treatment with Minoxidil has limited effectiveness.
1 citations
,
July 2016 in “Prescriber” Minoxidil and spironolactone slow hair loss in women.