July 2020 in “Bioinformatics and Bioengineering” Found key genes affecting hair loss, immune response, and skin development; more research needed for better treatments.
48 citations
,
December 2004 in “Differentiation” Tooth papilla cells can help regenerate hair follicles and grow hair.
24 citations
,
November 2021 in “PLoS ONE” Ablative fractional laser treatment rejuvenates skin by altering gene expression and promoting wound healing and tissue regeneration.
May 2025 in “Journal of Food and Nutrition Research” Black wolfberry ferment may help regrow hair in cases of androgenetic alopecia.
New-onset fibromyalgia after COVID-19 is poorly understood, needing better definitions and studies.
1 citations
,
February 2022 in “Open Access Macedonian Journal of Medical Sciences” Low zinc levels might contribute to early hair graying.
40 citations
,
May 2016 in “Proceedings of the National Academy of Sciences of the United States of America” Changes in keratin make hair follicles stiffer.
13 citations
,
January 2017 in “Cosmetics” Different tests are used to see how hair care products affect hair, and choosing the right test is important for accurate results.
36 citations
,
October 2014 in “Langmuir” Bleaching hair removes its protective top layer and exposes more hydrophilic groups, changing its chemical surface and affecting how it interacts with products.
12 citations
,
January 2007 in “Current problems in dermatology” Environmental and cosmetic factors, including heat, chemicals, and sun exposure, can cause hair loss and damage.
13 citations
,
January 2016 in “Burns & Trauma” Vacuum massage may improve skin elasticity and induce changes in skin cells, but evidence for treating burn scars is insufficient and more research is needed.
Hair fibers degrade and change color in very basic water.
11 citations
,
November 2009 in “Brazilian Journal of Medical and Biological Research” Young C57BL/6 mice heal better than BALB/c mice, and older mice heal faster but regenerate worse.
6 citations
,
March 2016 in “PLoS ONE” The patient's hair was thinner and had fewer lipids due to a genetic mutation.
4 citations
,
December 2017 in “International Journal of Biomedicine” Fibroblast transplantation improves wound healing, with dermal equivalents slightly enhancing skin regeneration.
Understanding hair surface properties is key for effective hair care products.
April 2018 in “Journal of Investigative Dermatology” Fetuin A may increase collagen production and promote scarring.
30 citations
,
April 2017 in “Journal of structural biology” Human hair keratin fibers have a detailed nano-scale structure that changes with different conditions.
286 citations
,
April 2009 in “The journal of neuroscience/The Journal of neuroscience” TRPA1 is crucial for mechanical sensitivity in skin sensory neurons.
90 citations
,
June 2006 in “The American Journal of Dermatopathology” The document concludes that accurate diagnosis of different types of hair loss requires careful examination of hair and scalp tissue, considering both clinical and microscopic features.
39 citations
,
July 2008 in “Dermatologic Therapy” Pseudopelade of Brocq is a unique hair loss condition, but its cause and development are still not fully understood.
34 citations
,
July 2018 in “American Journal of Physiology-heart and Circulatory Physiology” Minoxidil improves blood flow and vessel flexibility, potentially helping with vascular stiffness.
11 citations
,
April 2016 in “The American Journal of Dermatopathology” Special and immunohistochemical stains are not routinely needed for diagnosing hair disorders.
November 2023 in “Global journal of medical research” Understanding the properties of hyaluronic acid helps improve its use in facial aging treatments.
137 citations
,
June 2005 in “Climacteric” Estrogen loss during menopause worsens skin health, but hormone replacement therapy may improve it, though more research is needed.
34 citations
,
October 1982 in “Journal of applied polymer science” Moisture content significantly affects how human hair breaks.
November 2025 in “Nature Communications” Hair growth may involve a pulling force from the outer root sheath.
77 citations
,
July 2013 in “Best Practice & Research in Clinical Obstetrics & Gynaecology” Menopause reduces skin collagen and elasticity, and while estrogen therapy can help, its risks require careful consideration.
January 2026 in “Dermatology Practical & Conceptual” Exosomes can improve skin elasticity, reduce wrinkles, and enhance hydration, but more research is needed.
37 citations
,
August 2014 in “Journal of experimental botany” A gene in Arabidopsis thaliana, AtPRPL1, affects root hair length but not cell wall composition.