61 citations
,
June 2018 in “Proceedings of the National Academy of Sciences of the United States of America” Light can turn on hair growth cells through a nerve path starting in the eyes.
53 citations
,
January 2009 in “Journal of Investigative Dermatology” UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.
52 citations
,
August 1978 in “Journal of Applied Polymer Science” Human hair's ability to get wet is complex and can change with treatments, damage, and environment.
51 citations
,
January 2004 in “Skin Pharmacology and Physiology” The document explains hair growth and shedding, factors affecting it, and methods to evaluate hair loss, emphasizing the importance of skin biopsy for diagnosis.
45 citations
,
March 2010 in “Journal der Deutschen Dermatologischen Gesellschaft” A systematic approach is crucial for managing hair loss in women.
44 citations
,
January 2005 in “Dermatology” Hair problems can be caused by genetics or the environment, and treatment should focus on the cause and reducing hair damage.
42 citations
,
July 2015 in “Cosmetics” Nanotechnology improves hair care products by enhancing ingredient stability, targeting treatment, and reducing side effects, but more research on its toxicity is needed.
34 citations
,
May 2013 in “Journal of the European Academy of Dermatology and Venereology” Hair growth slows and shedding increases after childbirth, but most women don't experience excessive hair loss.
28 citations
,
December 2011 in “Biocatalysis and biotransformation” PDI helps restore over-bleached hair's strength and structure by attaching special peptides.
25 citations
,
May 2020 in “Progress in Organic Coatings” Castor oil-based polyurethanes are promising for making safe, strong-performing, eco-friendly hair-styling products.
25 citations
,
June 2004 in “Journal of Investigative Dermatology” Macrophage-stimulating protein helps hair grow and can start hair growth phase in mice and human hair samples.
22 citations
,
June 2002 in “Seminars in cutaneous medicine and surgery” Laser hair removal works well for people with dark hair and light skin, but it's less effective for light hair or dark skin; improvements are expected.
19 citations
,
January 2010 in “International Journal of Ayurveda Research” Tectona grandis Linn. seeds extract improved hair growth in mice better than minoxidil.
18 citations
,
January 2007 in “Pharmaceutical Biology” Citrullus colocynthis extract is effective for hair growth, comparable to minoxidil.
17 citations
,
May 2003 in “Journal of The American Academy of Dermatology” Hair from balding and non-balding areas regrows similarly on mice.
15 citations
,
May 2013 in “American Journal of Medical Genetics - Part A” People with X-linked hypohidrotic ectodermal dysplasia have no sweat ducts and less, thinner hair.
11 citations
,
February 2019 in “Frontiers in Physiology” Hair properties are interconnected; a comprehensive, cross-disciplinary approach is essential for understanding hair behavior.
9 citations
,
June 2020 in “Animal genetics” Scientists found genes linked to hair length in Brangus cattle that could help breed heat-tolerant cattle.
9 citations
,
April 2019 in “Journal of structural biology” Hair's internal fibers are arranged in a pattern that doesn't let much water in, and treatments like oils and heat change how much water hair can absorb.
8 citations
,
October 2017 in “Dermatology practical & conceptual” A spermidine-based supplement may help hair grow longer by keeping it in the growth phase.
6 citations
,
January 2016 in “Annals of Dermatology” Human hair contains more glycosaminoglycans in children than adults, and these compounds decrease with age, possibly affecting hair thickness.
4 citations
,
March 2021 in “Journal of Surfactants and Detergents” Shampoo B, which uses water-soluble silicone, is better at detangling hair in wet conditions due to its two-layer conditioning film.
4 citations
,
January 2018 in “Forensic Science International” Researchers created a reliable method to detect hair-growth substances in products.
4 citations
,
November 2004 in “Clinical and Experimental Dermatology” Hair length and thickness are related, with thickness peaking at about a quarter of the hair's maximum length.
3 citations
,
July 1997 in “Current problems in dermatology” Hair restoration surgery has evolved over time, with a focus on natural-looking results and managing patient expectations, while also considering potential complications and the lifelong progression of male pattern baldness.
3 citations
,
August 1995 in “Journal of Clinical Laser Medicine & Surgery” Using a CO₂ laser for hair transplants improves the surgery and may become important in future hair restoration.
1 citations
,
November 2023 in “Journal of Cutaneous and Aesthetic Surgery” Diode laser treatment is safe and effective for reducing unwanted facial hair in hirsutism.
1 citations
,
September 2022 in “International Journal of Research Publication and Reviews” Nanotechnology in hair care improves results but has risks.
May 2026 in “Frontiers in Pharmacology” Dendrobium officinale polysaccharide helps hair regrowth in hair loss mice by affecting local steroid metabolism and hair follicle responses.
April 2026 in “European Journal of Medical and Health Research” Women with hair loss had lower IGF-1 levels.