157 citations
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June 2015 in “Psychoneuroendocrinology” Hair cortisol and cortisone levels increase with age, are higher in diabetics, vary by gender, decrease with frequent hair washing, and are lower in winter.
Trichoscopy is a useful tool for monitoring hair and scalp diseases.
December 2007 in “FJ. Fragrance journal”
January 2012 in “International Journal of Trichology” Psychological factors significantly affect hair health, suggesting a need for integrating mental health care in treating hair loss.
7 citations
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August 2015 in “Dermatologic Surgery” The cross beam laser is a useful tool for safely measuring scalp stretchiness to improve hair transplant results.
1 citations
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January 2018 in “Acta dermato-venereologica” A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
September 2021 in “International Journal of Epidemiology” The study concluded that examining the scalp with a special magnifying device helps diagnose the cause of widespread hair loss in adult women.
September 2022 in “Journal of Cosmetic Dermatology” Hair casts may be a useful clue for diagnosing hair loss during the resting phase of hair growth.
December 2025 in “International Journal of Cosmetic Science” A new tool helps better assess and treat hair loss in Chinese men.
Polarized microscopy helps identify hair irregularities in genetic disorders.
Diagnosing and managing monilethrix is harder when it occurs with other hair loss conditions.
Diagnosing and managing monilethrix is harder when it occurs with other hair loss conditions.
2 citations
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June 2020 in “International Journal of Research -GRANTHAALAYAH” Human hair follicles' biomagnetic fields might contribute to migraines.
May 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” A mutation in the KRT74 gene causes woolly hair by affecting hair texture.
January 2018 in “bioRxiv (Cold Spring Harbor Laboratory)” The mutant HR bmh protein mis-localizes in cells, affecting skin and hair development.
Black hair's diversity in patterns and textures is influenced by follicle shape and keratin, and it holds cultural, artistic, and mathematical significance.
24 citations
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December 2019 in “PLoS ONE” The BHBS is a valid tool to study cultural norms and breast cancer risk in Black women.
January 2002 in “China Surfactant Detergent & Cosmetics” Shampoo D is best for fixing perm-damaged hair.
July 2012 in “Hair transplant forum international” The meeting discussed new advancements in hair restoration techniques.
December 2025 in “Progress in Biomedical Engineering” New techniques like electrical stimulation and microneedling may improve hair growth and offer alternatives to current treatments.
Researchers developed a new model for more realistic computer graphics of hair by considering how light scatters on hair fibers.
1 citations
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September 2003 in “Annals of Epidemiology”
March 2025 in “Institutional Repositories DataBase (IRDB)” Hair cortisol can measure chronic stress but has inconsistent results.
2 citations
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January 2013 Hair can help solve crimes by revealing personal and chemical information.
1 citations
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May 2022 in “International journal of trichology” Most patients were happy with the hair fiber filler and had no serious side effects.
17 citations
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June 1990 in “PubMed” Hair varies in size and features depending on body region.
11 citations
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January 2016 in “Mycoses” Human black hair is best for distinguishing between T. mentagrophytes and T. verrucosum.
October 2025 in “JPRAS Open” Many are open to telemedicine for hair loss if combined with in-person visits and better technology.
March 2025 in “ACS Applied Materials & Interfaces” Ultrasonic microneedles improve hair regrowth treatment effectiveness without side effects.