January 2020 in “프로그램북(구 초록집)” Low-level light therapy with a helmet device can increase hair density and improve scalp appearance.
7 citations
,
August 2015 in “Dermatologic Surgery” The cross beam laser is a useful tool for safely measuring scalp stretchiness to improve hair transplant results.
January 2005 in “Cosmetic Surgery Times” Infrared light therapy helps regrow hair.
NB-UVB phototherapy is an effective and safe treatment for vitiligo, especially on hands and feet, and can be improved with tacrolimus.
Low-Level Light Therapy improves quality of life more for women than men with hair loss.
4 citations
,
January 2011 in “Current problems in dermatology” At-home laser and light devices can safely reduce acne and hair growth when used correctly but are less effective than professional treatments.
May 2014 in “Journal of Investigative Dermatology” Scientists developed tools to observe hair regeneration in real time and assess skin health, using glowing mice and light-controlled genes.
6 citations
,
January 2021 in “Annals of Dermatology” 650 nm red light helps hair grow and prevents hair loss by affecting certain genes and biological processes.
26 citations
,
April 1999 in “Dermatologic Clinics” The long-pulsed alexandrite laser is effective for hair reduction, particularly for light-skinned individuals with dark hair, but caution is needed for darker skin.
39 citations
,
June 1999 in “Seminars in cutaneous medicine and surgery” Optical hair removal devices showed potential for long-term hair removal in 1999.
3 citations
,
May 1964 in “Nature” 36 citations
,
July 2004 in “Journal of Controlled Release” The dye quickly penetrates hair follicles, mainly through the gap, not the surrounding skin.
64 citations
,
June 2020 in “PLoS ONE” Red light boosts beneficial compounds in Eclipta alba cultures.
1 citations
,
January 2016 in “Journal of Advanced Plastic Surgery Research” The laser treatment effectively reduced hair growth in women with hirsutism, with temporary side effects.
1 citations
,
September 2023 in “Meditsinskiy sovet = Medical Council” Combining NB-UVB 311 nm therapy with standard treatment improves hair regrowth in children with alopecia areata and atopic dermatitis.
January 2026 in “National Science Review” 9 citations
,
November 2021 in “PubMed” FDA-approved low-level light/laser therapy devices can significantly increase hair density in people with pattern hair loss.
November 2024 in “Dermatology Online Journal” Light-based therapies show promise as safe treatments for hair loss.
81 citations
,
August 2014 in “Lasers in Surgery and Medicine” Red light therapy is safe and effectively increases hair growth in women with hair loss.
4 citations
,
October 2009 in “Skin research and technology” Colorimetry can accurately measure hair growth rates in mice.
36 citations
,
February 1998 in “Journal of Anatomy” Fibre optic confocal imaging can visualize skin layers, blood vessels, and nerves in live mice.
7 citations
,
August 2024 in “Skin Research and Technology” The study's findings are unreliable due to retraction.
68 citations
,
January 2007 in “Journal of Cosmetic and Laser Therapy” Laser/light treatments for hair loss are popular but lack scientific data proving effectiveness.
24 citations
,
January 2011 in “International Journal of Trichology” Light microscopy is useful for diagnosing different hair disorders.
October 2025 in “Animals” Blue light masks improved coat condition and energy in horses with PPID.
13 citations
,
January 2001 in “Pediatric dermatology” A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
47 citations
,
August 2011 in “Journal of The European Academy of Dermatology and Venereology” Laser treatment increases hair density and thickness safely in women with hair loss.
March 2026 in “IntechOpen eBooks” The laser system can safely improve recovery and quality of life for cervical cancer patients after surgery.
5 citations
,
December 2016 in “International journal of biometeorology” Bright light during the day doesn't change most human clock genes but may slightly increase Rev-erb-ß.