1 citations
,
August 2024 in “Journal of Cutaneous and Aesthetic Surgery” Hair density decreases with age, especially in the 60s.
Hair can naturally regain color after greying, and this change may be linked to stress levels.
1 citations
,
March 2021 in “Frontiers in Medicine” Female pattern hair loss shows similar characteristics in both genders and should be classified by hair loss patterns, not gender.
October 2025 in “Diseases” Women with hair loss often have deficiencies in iron, vitamins, minerals, and lower thyroid function, suggesting the need for nutritional and hormonal treatment.
November 2024 in “Journal of Investigative Dermatology” Changes in hair follicle structure may help diagnose and monitor alopecia.
September 2024 in “Heliyon” Repeated hair dyeing significantly damages hair.
February 2024 in “JAAD International” Measuring the variety in hair thickness can help diagnose male pattern baldness in Korean men.
February 2024 in “International journal of molecular sciences” UV exposure reduced hair shine in mice, but minoxidil helped restore it.
May 2023 in “Accounts of chemical research” New methods can better classify curly hair types and lead to improved hair care products.
January 2023 in “Al-Azhar International Medical Journal /Al-Azhar International Medical Journal” Trichoscopy is a quick, non-invasive way to measure hair density and thickness, helping diagnose hair loss.
Hair can naturally regain color, and stress might influence greying and its reversal.
Daily hair care may cause holes in hair fibers.
1 citations
,
March 2015 in “Journal of Visualized Experiments” Researchers developed a new, precise method to measure hair loss in mice using image analysis.
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.
4 citations
,
June 2021 in “Scientific Reports” Hair fiber shape and curvature are not significantly linked when ancestry is considered.
January 2026 in “International Journal of Cosmetic Science” Hair vibrancy involves how hair looks and feels, helping create better hair products.
7 citations
,
April 2022 in “Journal of pharmaceutical and biomedical analysis” The method can measure multiple steroids in human hair to study long-term steroid metabolism, especially in newborns and children.
5 citations
,
July 2010 in “Journal of life sciences” Gray hair has more continuous medullation and a higher medullary diameter than black hair.
June 2023 in “Aesthetic Plastic Surgery” The PRECISE scale helps estimate how many grafts are needed for hair transplant based on the severity of hair loss.
26 citations
,
December 2015 in “Journal of The European Academy of Dermatology and Venereology” New method measures female hair loss: Female Pattern Hair Loss Severity Index (FPHL-SI).
10 citations
,
January 1980 in “Ultrastructural pathology” Green hair has high copper levels due to contaminated water and damaged hair cuticles.
5 citations
,
February 2015 in “Dermatologica Sinica” Computer-aided imaging system helps measure balding area in female pattern hair loss.
16 citations
,
February 2014 in “Journal of Investigative Dermatology” Researchers developed a mouse model that tracks hair growth using bioluminescence, improving accuracy in studying hair cycles.
12 citations
,
July 2016 in “British journal of dermatology/British journal of dermatology, Supplement” Different hair fiber development might explain why hair loss severity varies in patients with a specific genetic mutation, and treatments that thicken hair could help.
4 citations
,
April 2001 in “Experimental Dermatology” Using single dermal papillae is unreliable for analyzing androgen metabolism in hair follicles.
13 citations
,
January 2012 in “Dermatologic surgery” The trichometer is a quick and reliable tool for measuring hair quantity.
3 citations
,
February 2024 in “Forensic Sciences Research” Mitochondrial DNA from nails and hair can be effectively analyzed for forensic use.
January 2024 in “International Journal of Clinical Pharmacokinetics and Medical Sciences” Herbal hair serums offer multiple hair and skin benefits and are becoming more popular.
1 citations
,
January 2014 in “Sen'i Gakkaishi” The new method reliably identifies and measures different animal hair fibers in textiles.
September 2015 in “Research Portal (King's College London)” Human hair movement is affected by its inner structure and chemical treatments.