1 citations
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May 2018 in “Tropical Journal of Pharmaceutical Research” Intense pulsed-light therapy helps mice grow hair by activating a specific growth pathway.
August 2022 in “Case reports in medicine” Long eyelashes in a patient were an unusual sign of systemic lupus erythematosus.
12 citations
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March 2004 in “Journal of Investigative Dermatology”
2 citations
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October 2014 in “International Journal of Trichology” Low-level laser therapy may increase hair density in pattern hair loss.
25 citations
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February 1977 in “American Journal of Veterinary Research” Increasing daylight to 16 hours in winter can make mares ovulate and cycle earlier.
4 citations
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April 2018 in “The journal of pediatrics/The Journal of pediatrics” A 6-year-old girl's inability to grow her hair long was due to Loose Anagen Hair Syndrome, which causes hair to shed easily and may improve with age.
27 citations
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January 1995 Melanin in black hair protects it from sun damage better than light-brown hair.
5 citations
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June 2012 in “Journal of Cosmetic and Laser Therapy” Finasteride and intense pulsed light effectively reduce unwanted facial hair in women, but may not be cost-effective.
10 citations
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January 2013 in “Journal of The European Academy of Dermatology and Venereology” The home-use IPL device effectively reduced hair and delayed its regrowth after six months of use, with users happy and no negative side effects.
October 2022 in “Journal of ophthalmology” Light therapy may improve eye conditions by stimulating cell activity and increasing oxygen availability.
October 2025 in “International Journal of Research in Dermatology” New laser technologies and methods are safer and more effective for hair removal on darker skin tones.
November 2023 in “Journal of cosmetic dermatology” The 595-nm pulsed dye laser effectively reduces symptoms of EFFC with minimal side effects.
March 1997 in “The American Journal of Cosmetic Surgery” A new hair transplant method showed promising results and a study found how deep a CO₂ laser can penetrate skin.
35 citations
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October 2003 in “Dermatologic clinics” Laser therapy on darker skin has higher risks and needs expert handling.
June 2018 in “Dermatologic Surgery”
3 citations
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October 1979 in “Laboratory animals” Hairless rats are good for testing anti-inflammatory drugs, similar to haired rats, without needing to remove fur.
January 2017 in “Archives of clinical and biomedical research” Enhancing melanin's energy generation may help treat alopecia areata.
February 2021 in “PubMed” A 2-year-old girl had a hair disorder not shared by her identical twin.
September 2021 in “Zenodo (CERN European Organization for Nuclear Research)” The new laser is effective, safe, and fast for permanent hair removal.
November 2024 in “JAAD Case Reports” A 21-month-old boy has a rare genetic disorder causing sparse hair due to an LSS gene mutation.
5 citations
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October 2020 in “Veterinary record case reports” Fluorescent light energy may help treat skin infections in dogs with calcinosis cutis.
5 citations
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October 2020 in “Lasers in Medical Science” Combination therapy works best for female hair loss, increasing density and thickness.
12 citations
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July 2016 in “British journal of dermatology/British journal of dermatology, Supplement” Different hair fiber development might explain why hair loss severity varies in patients with a specific genetic mutation, and treatments that thicken hair could help.
The document concludes that Loose Anagen Hair Syndrome is a benign condition where hair is thin and easily pulled out, often improving with age.
1 citations
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September 2019 Laser and light therapies can help regrow hair but need more research for best results.
36 citations
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April 2016 in “Experimental Dermatology” Photobiomodulation may help with hair growth and wound healing, but research is inconsistent and needs better quality studies.
4 citations
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January 2002 in “Journal of Cosmetic Dermatology” Long-pulsed ruby laser effectively reduces hair in male-to-female transsexuals.
March 2026 in “Mendeley Data” March 2026 in “Mendeley Data” 57 citations
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December 2011 in “Lasers in Surgery and Medicine” Selective photothermolysis can target sebaceous glands and may treat acne effectively.