33 citations,
January 2017 in “Conservation physiology” Measuring reproductive hormones in brown bear hair could help identify their sex and reproductive state, but better collection methods or lab techniques are needed.
25 citations,
March 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D Receptor is needed for hair growth in mice but not for skin stem cell maintenance.
25 citations,
May 1986 in “The American Journal of the Medical Sciences” Minoxidil helps hair growth and boosts self-esteem in balding men.
13 citations,
August 1995 in “Australasian Journal of Dermatology” Hair follicles are smaller in people with androgenetic alopecia compared to those with normal scalps.
8 citations,
February 2017 in “Archives of Dermatological Research” Intense pulsed light treatment effectively reduces underarm hair by making hair follicles smaller and extending their resting phase.
7 citations,
October 2015 in “American Journal of Primatology” Monkeys with hair loss during pregnancy showed higher stress hormone levels and invested differently in their offspring.
6 citations,
November 2020 in “Chinese Medical Journal” Combining minoxidil and fibroblast growth factor is more effective for treating male hair loss than using either alone.
4 citations,
September 2019 in “Journal of cosmetic dermatology” Topical bimatoprost 0.01% improves eyebrow density and diameter, especially at the tail.
June 2024 in “Nature Cell and Science” The Scalp Coverage Scoring method reliably measures hair density from images.
September 2019 in “The journal of investigative dermatology/Journal of investigative dermatology” Eyebrow hair transplants in patients with frontal fibrosing alopecia may look good at first but often lose the new hair after a few years.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” Ginseng and Albizia extracts may help prevent age-related hair thinning.
September 2017 in “Journal of Investigative Dermatology” HIF-1A may aid hair growth, Backhousia citriodora improves skin, autologous cells stabilize hair loss, infrared thermography assesses alopecia, and a new treatment preserves hair.
September 2017 in “Journal of Investigative Dermatology” The new scalp treatment preserves hair color, reduces hair loss, and maintains hair strength.
July 1989 in “British Journal of Dermatology” Minoxidil helps increase hair growth and density in people with hair loss, with higher concentrations giving better results.
January 2010 in “Yearbook of Dermatology and Dermatologic Surgery” Topical latanoprost and bimatoprost ophthalmic solutions don't help eyelash growth in patients with alopecia areata.
Finasteride and low-level laser therapy are similarly effective for frontal pattern hair loss.
370 citations,
September 1999 in “The New England Journal of Medicine” Finasteride and minoxidil are effective for hair loss, but continued research is needed for better treatments.
343 citations,
December 2008 in “Endocrine Reviews” Metformin helps with menstrual cycles and insulin levels in PCOS but is less effective for hair growth, diabetes prevention, and weight loss, and may improve fertility and reduce diabetes risk.
269 citations,
August 2002 in “Journal of The American Academy of Dermatology” 5% minoxidil works better for hair growth and density, with minor irritation.
173 citations,
August 2015 in “Developmental cell” The study identified unique genes in hair follicle cells and their environment, suggesting these genes help organize cells for hair growth.
160 citations,
January 2009 in “Clinical Drug Investigation” HairMax LaserComb® effectively promotes hair growth and stops hair loss in males with androgenetic alopecia, with no serious side effects.
154 citations,
October 1996 in “Proceedings of the National Academy of Sciences of the United States of America” Estrogen affects hair growth and skin cell multiplication.
150 citations,
April 1999 in “Dermatologic Clinics” Laser hair removal effectiveness depends on targeting hair structures without harming the skin, and improvements require more research and expert collaboration.
132 citations,
September 2009 in “Experimental Dermatology” A reliable system was developed to distinguish hair growth stages, aiding in identifying hair growth promoters or inhibitors.
130 citations,
September 1990 in “Journal of the American Academy of Dermatology” Flutamide effectively reduced excessive hair growth and improved related symptoms in hirsutism patients without significant side effects.
128 citations,
July 2009 in “International Journal of Pharmaceutics” PEVs improve minoxidil skin penetration, increasing hair growth.
127 citations,
January 2015 in “Journal of Biological Rhythms” The skin's internal clock affects healing, cancer risk, aging, immunity, and hair growth, and disruptions can harm skin health.
116 citations,
May 2013 in “Proceedings of the National Academy of Sciences of the United States of America” Hair grows faster in the morning and is more vulnerable to damage from radiation due to the internal clock in hair follicle cells.
115 citations,
August 2008 in “The Journal of Clinical Endocrinology & Metabolism” Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.
113 citations,
July 2015 in “Journal of Cosmetic Dermatology” Platelet-rich plasma may help with hair growth and skin quality but more research is needed to confirm its effectiveness.