223 citations,
January 2014 in “International Journal of Molecular Sciences” The conclusion is that proper signaling is crucial for hair growth and development, and errors can lead to cancer or hair loss.
207 citations,
January 2011 in “Dermatologic Therapy” Laser hair removal is the most requested cosmetic procedure and has become a scientifically-based treatment suitable for all skin types.
191 citations,
November 1959 in “Annals of the New York Academy of Sciences” Hair and wool have complex microscopic structures with microfibrils and varying cystine content.
179 citations,
September 1998 in “BMJ” Hair loss in men is common, treatable, but not curable.
162 citations,
August 2002 in “Survey of Ophthalmology” Latanoprost can make eyelashes longer, thicker, and darker.
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.
113 citations,
March 2018 in “Biological reviews/Biological reviews of the Cambridge Philosophical Society” Animals that change color with the seasons mainly do so in response to daylight changes, but climate change is causing camouflage problems that may require evolutionary changes.
98 citations,
July 2014 in “Trends in Molecular Medicine” Hair follicles are hormone-sensitive and involved in growth and other functions, with potential for new treatments, but more research is needed.
92 citations,
December 2016 in “Scientific Reports” Researchers identified genes linked to coat color, body size, cashmere production, and high altitude adaptation in goats.
90 citations,
January 2009 in “Journal of cosmetic and laser therapy” Low-level laser therapy might help hair growth, but more research is needed.
88 citations,
January 2013 in “Indian Journal of Dermatology, Venereology and Leprology” Minoxidil and finasteride effectively treat hair loss.
84 citations,
April 2005 in “Dermatologic Clinics” Treatments for melanin disorders exist, but more effective options needed.
84 citations,
January 1990 in “Journal of The American Academy of Dermatology” Skin grafting can help repigment vitiligo, but it's less effective for widespread cases due to the Koebner phenomenon.
76 citations,
August 2018 in “International Journal of Cosmetic Science” Dermal Papilla cells are a promising tool for evaluating hair growth treatments.
73 citations,
April 1999 in “Dermatologic Clinics” Lasers and light sources can effectively remove hair, work best on fair skin with dark hair, and usually need multiple treatments.
68 citations,
September 2018 in “International Journal of Molecular Sciences” Air pollution (PM10) increases skin inflammation and aging by reducing collagen and may trigger a repair response in skin cells.
68 citations,
June 2005 in “Expert Opinion on Therapeutic Targets” Oestrogens help maintain healthy skin, heal wounds, and may protect against skin aging and cancer.
62 citations,
October 2017 in “JAMA facial plastic surgery” Condensed nanofat with fat grafts effectively improves atrophic facial scars.
55 citations,
October 2009 in “Clinics in Plastic Surgery” Burn reconstruction improves with new techniques, materials, and tissue engineering.
54 citations,
August 2019 in “Bioscience trends” Stem cells help repair tissue mainly by releasing beneficial substances, not by replacing damaged cells.
50 citations,
October 1918 in “The journal of experimental zoology” Artificially inducing hair regrowth in mice can change the normal pattern and timing of hair growth, with minimal color differences between old and new fur.
48 citations,
December 2004 in “Differentiation” Tooth papilla cells can help regenerate hair follicles and grow hair.
38 citations,
June 2017 in “The Journal of Dermatology” Aging in hair follicle stem cells leads to hair graying, thinning, and loss.
36 citations,
September 1999 in “Toxicologic pathology” Stronger corticosteroids cause more skin damage in hairless dogs, similar to effects in humans.
33 citations,
June 2017 in “Developmental Biology” Mice can correct hair follicle orientation without certain genes, but proper overall alignment needs those genes.
32 citations,
March 2015 in “The Journal of Clinical Endocrinology & Metabolism” Alopecia areata is linked to thyroid autoimmunity but not type 1 diabetes.
31 citations,
October 2002 in “Dermatologic Surgery” Minoxidil helps stabilize hair loss, increase density, and reduce shedding after hair transplant surgery.
30 citations,
May 1999 in “Food and chemical toxicology” Procyanidin B-2 is safe to use on skin as a hair growth product.
30 citations,
April 1997 in “European journal of endocrinology” The document concludes that managing hirsutism involves identifying the cause, using a scoring system for severity, combining cosmetic and medical treatments, encouraging weight loss, and providing psychological support, while noting the need for more research on drug treatments.
29 citations,
December 2019 in “Stem Cells Translational Medicine” Fully regenerating human hair follicles not yet achieved.