Cross-section trichometry is an accurate method to measure hair loss and growth.
January 2004 in “Drug Development and Industrial Pharmacy” GI197111X is best dissolved in Capmul MCM for trials.
2 citations
,
January 1989 in “The Nishinihon Journal of Dermatology” Seborrheic keratosis likely originates from the upper regions of hair follicles.
10 citations
,
October 2002 in “Journal of The American Academy of Dermatology” The document concludes that a man's long hair may have helped diagnose his rare case of chronic hair shedding, for which no treatment is advised.
90 citations
,
January 2003 in “The Journal of Urology” Finasteride may reduce prostate bleeding by lowering blood vessel growth factor levels and blood vessel density in certain prostate areas.
67 citations
,
February 2010 in “Acta Obstetricia et Gynecologica Scandinavica” Hirsutism is a strong sign of high male hormones and metabolic problems in women with PCOS, but acne and hair loss are not.
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.
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.
June 2024 in “Nature Cell and Science” The Scalp Coverage Scoring method reliably measures hair density from images.
April 2022 in “Indian Journal of Forensic Medicine & Toxicology” PSA can help diagnose high androgen levels in women.
417 citations
,
February 2004 in “The Journal of Clinical Endocrinology and Metabolism” Testosterone therapy increases bone density in older men with low testosterone levels.
142 citations
,
September 2020 in “Journal of neurophysiology” Young adults have about 230,000 tactile nerve fibers, decreasing 5-8% per decade with age.
61 citations
,
April 2012 in “British Journal of Dermatology” Caucasian women's hair appears thickest in their 20s, with perceived thinning after mid-30s due to both decreasing density and diameter.
57 citations
,
August 2003 in “British Journal of Dermatology” Minoxidil and pyrithione zinc combo most effectively increases hair density.
31 citations
,
February 2020 in “BioMed Research International” Thai people's hair density decreases with age and varies by scalp area, but hair thickness stays the same regardless of age or scalp area.
29 citations
,
April 1995 in “Endocrinology” Finasteride doesn't affect bone density in male rats.
27 citations
,
February 2017 in “Clinical, Cosmetic and Investigational Dermatology” New compounds were found to help increase hair growth and decrease hair loss.
23 citations
,
May 2020 in “Cell Death and Disease” Blocking the FGF5 gene in sheep leads to more fine wool and active hair follicles due to changes in certain cell signaling pathways.
15 citations
,
February 2021 in “Scientific Reports” RNA aptamers can specifically block FGF5-related cell growth, potentially treating related diseases or hair disorders.
13 citations
,
March 2006 in “International Journal of Cosmetic Science” The study found that a polymer treatment changes the charge on hair surfaces, making bleached hair smoother and less porous.
10 citations
,
December 2015 in “International Journal of Molecular Sciences” PDCD4 is important for controlling skin cell growth and healing.
7 citations
,
October 2013 in “Methods in molecular biology” These methods help understand DNA changes in mouse skin.
7 citations
,
April 1995 in “Endocrinology” Finasteride doesn't affect bone density in male rats.
2 citations
,
January 2020 Tailored scar treatments are needed for different body areas to improve appearance and function.
2 citations
,
December 1999 in “Dermatologic Surgery” Achieving original hair density with transplants is unrealistic; skilled practitioners are essential for the best results.
1 citations
,
May 2025 in “Animal Bioscience” Four genes affect hair follicle density in goats.
1 citations
,
May 2002 in “British Journal of Dermatology” Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.
August 2019 in “Journal of the American Academy of Dermatology” Ginseng and Albizia extracts help prevent hair thinning with age.
May 2002 in “British Journal of Dermatology” Hair loss caused by longer latent hair cycle and sudden miniaturization, not gradual follicle size reduction.
76 citations
,
May 2011 in “Cell death and differentiation” A20 protein is crucial for normal skin and hair development.