81 citations
,
December 2009 in “Journal of Dermatological Science” Fat tissue stem cells may help increase hair growth.
29 citations
,
August 2017 in “Skin appendage disorders” IGF-1 may affect hair growth and loss, but more research is needed to confirm effective and safe treatments.
29 citations
,
July 1982 in “British Journal of Dermatology” Lithium treatment can cause increased hair shedding and hair loss in patients.
18 citations
,
April 2019 in “Archives of Dermatological Research” Lactoferrin helps mice grow hair by increasing cell growth and hair follicle development.
17 citations
,
December 2015 in “BMC Complementary and Alternative Medicine” A new plant extract from Avicennia marina could potentially be used to treat common hair loss.
14 citations
,
January 2016 in “Experimental Dermatology” Hair regrowth doesn't convert thin hairs to thick hairs, but increases overall hair density.
6 citations
,
November 2010 in “Histochemistry and cell biology” The proteins transthyretin and megalin are more present in the growth phase of hair, suggesting they might affect hair health and growth.
5 citations
,
February 2016 in “Genetic Testing and Molecular Biomarkers” Hair loss is significantly linked to lower levels of certain genes in hair follicles.
4 citations
,
April 1999 in “Dermatologic Clinics” Androgens, like DHT, affect hair growth and treatments like finasteride may help.
1 citations
,
April 2022 in “Cell Death Discovery” Increasing Smurf2 hinders hair follicle stem cell differentiation and wound healing.
1 citations
,
January 2014 in “Elsevier eBooks” Melanocytes produce melanin; their defects cause vitiligo and hair graying, with treatments available for vitiligo.
October 2023 in “Scientific reports” Dexamethasone affects hair growth by altering levels of proteins that either promote or inhibit hair follicle growth.
June 2023 in “Journal for international medical graduates” Smoking increases the risk of hair loss, especially male pattern baldness.
June 2026 in “arXiv (Cornell University)” Hair beds in fluid show nonlinear response due to viscosity, inertia, and elasticity.
January 2021 in “Journal of cosmetology & trichology” L-(+)-Tartaric Acid may help increase certain hair growth genes without harming cells.
18 citations
,
January 2008 in “Sen'i Gakkaishi” Thioglycolic acid and L-cysteine change hair structure differently during perms, affecting hair strength and curling efficiency.
95 citations
,
July 2010 in “Genes & development” Notch/CSL signaling controls hair follicle differentiation through Wnt5a and FoxN1.
83 citations
,
June 2020 in “Materials & Design” Sponge helps heal wounds faster with less inflammation and better skin/hair growth.
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.
26 citations
,
September 1990 in “Ophthalmology” The study found no common cause for a girl's crystalline cataract and uncombable hair, suggesting their co-occurrence might be coincidental.
18 citations
,
February 2019 in “Scientific Reports” Trichostatin A helps restore hair-growing ability in skin cells used for hair regeneration.
7 citations
,
October 1963 in “Textile Research Journal” Merino wool fibers change shape with moisture, while human hair shape stays the same.
6 citations
,
January 2000 in “Dermatology” A girl's severely tangled hair couldn't be fixed and had to be cut due to a rare condition called plica neuropathica.
3 citations
,
July 2019 in “International journal of scientific research in science and technology” Herbal hair gel with fenugreek seed extract was found to increase hair growth.
January 2026 in “Nature Communications” A wearable device using NIR light may help treat hair loss non-invasively.
July 2021 in “Australasian Journal of Dermatology” The trichoscopy-assisted hair pull test is useful for diagnosing different types of hair loss.
September 2015 in “The European physical journal. E, Soft matter and biological physics/The European physical journal. E, Soft matter” Longer time setting curls overnight leads to better curl retention.
May 2014 in “JAMA Dermatology” Mother and son diagnosed with a rare genetic hair loss condition with no effective treatment.
67 citations
,
December 2008 in “Developmental Biology” Msx2 and Foxn1 are both crucial for hair growth and health.
2 citations
,
January 2000 in “Elsevier eBooks” The document explains how hair is studied in forensics to identify its source and its role in criminal investigations.