Black hair's diversity in patterns and textures is influenced by follicle shape and keratin, and it holds cultural, artistic, and mathematical significance.
September 2023 in “Scientific reports” Segmental hair analysis can track testosterone over time but needs adjustments for sex, hair color, and washing frequency.
July 2022 in “Research Square (Research Square)” Hair analysis can somewhat track past testosterone levels but is influenced by factors like hair washing, growth rate, sex, and hair color.
November 2019 in “Harper's Textbook of Pediatric Dermatology” Understanding normal hair growth and loss in children is key to diagnosing and treating hair disorders.
September 2014 in “Springer eBooks” Aging causes hair to gray and thin, with the timing of graying varying by race, and factors like oxidative stress and genetics can lead to hair loss.
March 1998 in “Dermatologic Surgery” The Miniflap Hair Restoration method effectively restores hair and reduces baldness, but may cause some hair loss and increased baldness in the crown, with the Juri flap method suggested as a quicker, less risky alternative.
Dermal stem cells help regenerate hair follicles and heal skin wounds.
December 2002 in “Operative Techniques in Otolaryngology-head and Neck Surgery” Manage hair loss from trauma with scalp expansion, advancement flaps, and hair transplantation.
February 2002 in “Dermatologic Surgery” Best hair transplant results happen when tissues are least damaged.
131 citations
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November 1998 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin grafts on mice can cause an immune response leading to hair loss, useful for studying human hair loss conditions.
75 citations
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January 2009 in “International journal of trichology” Hair grays due to oxidative stress and fewer functioning melanocytes.
59 citations
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June 2008 in “Journal of The American Academy of Dermatology” The article explains the genetic causes and symptoms of various hair disorders and highlights the need for more research to find treatments.
38 citations
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June 2003 in “Journal of Investigative Dermatology Symposium Proceedings” Accurate clinical, histological, and genetic methods are key for understanding and treating hair disorders.
37 citations
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November 2003 in “Veterinary pathology” Hair loss in mice starts with immune cells damaging hair roots before it becomes visible.
31 citations
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September 2013 in “Stem Cells” Smad1 and Smad5 are essential for hair follicle development and stem cell sleepiness.
19 citations
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January 2009 in “International review of cell and molecular biology” Hair's strength and flexibility come from its protein structure and molecular interactions.
12 citations
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August 2013 in “Facial Plastic Surgery Clinics of North America” Choose hair restoration surgery candidates carefully and plan treatments for a natural look and future hair loss.
12 citations
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June 2012 in “Dermatologic Surgery” Hair transplantation effectively treated a woman's patchy hair loss when other treatments failed.
8 citations
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January 2015 in “Scars, burns & healing” Hair transplantation effectively treats burn scar alopecia, improving self-esteem and confidence.
3 citations
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October 2007 in “Expert Review of Dermatology” Hair ages due to various factors and treatments like minoxidil and finasteride can help, but more research and better public awareness are needed.
2 citations
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August 2016 in “Lasers in Surgery and Medicine” Photodynamic therapy can remove nonpigmented hair in mice and might work for humans.
January 1996 in “Dermatologic Surgery” Hair restoration can effectively treat hair loss.
94 citations
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February 1994 in “The journal of investigative dermatology/Journal of investigative dermatology” EGF makes hair follicles grow longer but stops hair production.
35 citations
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July 2018 in “Cell Reports” The study found that a specific area of the hair follicle helps start hair growth by reducing the blocking effects on certain cells and controlling growth signals.
20 citations
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April 1999 in “British journal of plastic surgery” Ruby laser hair removal significantly reduces hair density.
12 citations
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November 2014 in “PLOS Computational Biology” The study concluded that hair growth in mice is regulated by a stable interaction between skin cell types, and disrupting this can cause hair loss.
1 citations
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February 2025 in “Scientific Reports” The method effectively analyzes skin tissue changes, especially in the arrector pili muscle and nerve fibers with hair follicles.
June 2026 in “International Journal of Drug Delivery Technology” Herbal remedies show promise for managing premature hair greying but need more research.
September 2025 in “Journal of Dermatology Research Reviews & Reports” Rigenera® effectively improves hair condition in Androgenetic Alopecia, and HairMetrix® tracks progress well.
January 2006 in “Advances in developmental biology” The Hairless gene is crucial for healthy skin and hair growth.