46 citations
,
September 2010 in “Southern Medical Journal” Hair loss treatments include medications and new methods like low-level light therapy, which may work by boosting cell activity and blood flow.
7 citations
,
March 2016 in “Journal of Cosmetic and Laser Therapy” Home-use lasers and IPL devices are unlikely to directly cause paradoxical hair growth; it may be linked to inflammation or hormonal issues.
195 citations
,
January 2008 in “Photochemistry and Photobiology” Visible light can damage skin and most sunscreens don't block it well; more research is needed on its effects and protection methods.
106 citations
,
April 2013 in “Dermatologic Surgery” Low-level light therapy safely improves hair growth and thickness for androgenetic alopecia.
60 citations
,
November 2020 in “International Journal of Medical Sciences” NIR light therapy may effectively treat eye diseases and improve brain function without side effects.
38 citations
,
January 2023 in “International Journal of Medical Sciences” Red-light therapy may slow myopia progression better than traditional treatments.
19 citations
,
September 2011 in “Seminars in Cutaneous Medicine and Surgery” At-home laser and light skin devices are less effective than professional ones, with limited scientific evaluation, but some show promise for wrinkles, hair growth, and acne.
6 citations
,
October 2018 in “Lasers in Medical Science” Low-level laser therapy using near-infrared light may help heart conditions and promote healing by releasing nitric oxide.
April 2024 in “Frontiers in cellular and infection microbiology” Blue light might help treat skin conditions by affecting the skin's bacteria.
21 citations
,
August 2013 in “Journal of Dermatological Treatment” Low-level light therapy may help hair regrowth, but more research is needed.
70 citations
,
April 2017 in “Lasers in surgery and medicine” Blue light promotes hair growth by interacting with specific receptors in hair follicles.
24 citations
,
May 2017 in “Journal of Cosmetic and Laser Therapy” The laser scanner device was more effective at increasing hair density than the laser hat in treating androgenic alopecia.
8 citations
,
April 2024 in “Cureus” CO2 lasers are better for severe acne scars, while Er:YAG lasers are gentler with fewer side effects.
165 citations
,
August 2013 in “Lasers in Surgery and Medicine” Low-Level Laser Therapy is effective and safe for hair growth with minimal side effects.
31 citations
,
June 2018 in “Dermatologic Surgery” Low-level light therapy safely improves hair coverage, thickness, and count in androgenetic alopecia patients.
8 citations
,
October 2020 in “Lasers in Medical Science” LLLT helps treat hair loss by increasing blood flow, reducing inflammation, and stimulating growth factors.
6 citations
,
November 2018 in “Photodiagnosis and Photodynamic Therapy” A wearable cap-like device using light therapy reduced scalp skin lesions by 71% and was painless.
June 2020 in “The journal of investigative dermatology/Journal of investigative dermatology” Pulsed red light boosts collagen and energy in cells faster than continuous red light.
34 citations
,
May 2017 in “Lasers in Surgery and Medicine” Combining low-level light therapy and minoxidil 5% is more effective for female hair loss than using either treatment alone.
4 citations
,
October 2009 in “Skin research and technology” Colorimetry can accurately measure hair growth rates in mice.
2 citations
,
August 2016 in “Lasers in Surgery and Medicine” Photodynamic therapy can remove nonpigmented hair in mice and might work for humans.
520 citations
,
January 2017 in “AIMS biophysics” Photobiomodulation therapy using red and near-infrared light can reduce inflammation and aid in healing various conditions.
30 citations
,
September 2009 in “Seminars in Cutaneous Medicine and Surgery” Dermoscopy has greatly improved the diagnosis of skin lesions and our understanding of their morphology and biology.
10 citations
,
November 2019 in “Journal of Dermatological Treatment” Photobiomodulation helps hair growth safely in men and women, with laser devices working better than LED ones.
2 citations
,
August 2020 in “Dermatologic Therapy” Higher energy, longer exposure, and pulse irradiation improve hair density in androgenetic alopecia treatment.
January 2026 in “Nature Communications” A wearable device using NIR light may help treat hair loss non-invasively.
January 2026 in “Journal of Hard Tissue Biology” Red LED light boosts cell activity and growth, aiding wound healing and blood vessel repair.
32 citations
,
September 2016 in “Dermatologic Surgery” The evidence for using Low-Level Laser Therapy for hair loss is limited and more thorough research is needed.
14 citations
,
January 2020 in “PloS one” Timing of light therapy affects horse coat growth, with photoperiod being crucial.
December 2025 in “Journal of Education Health and Sport” LED therapy is safe and effective for improving skin health and appearance.