23 citations,
April 1999 in “Dermatologic Clinics” Pulsed-intense light can significantly reduce hair, with effectiveness depending on treatment number and timing, and has mild side effects.
17 citations,
December 2015 in “International Journal of Cosmetic Science” Visible light can improve skin disorders and hair loss, but more research is needed to understand long-term effects.
8 citations,
July 2020 in “Medicine” Helmet-like device safely increases hair density for people with hair loss.
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.
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.
6 citations,
June 2013 in “British Journal of Dermatology” Intense pulsed light treatment mainly damages pigmented hair parts but spares stem cells, allowing hair to regrow.
April 2024 in “Frontiers in cellular and infection microbiology” Blue light might help treat skin conditions by affecting the skin's bacteria.
January 2015 in “Przegla̧d dermatologiczny” 308 nm excimer light therapy may help hair regrowth in alopecia areata with delayed results and no serious side effects.
January 2012 in “Human health handbooks” Low-level light therapy is FDA-approved for male pattern hair loss, increases hair count and strength, and is considered safe for use.
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.
106 citations,
April 2013 in “Dermatologic Surgery” Low-level light therapy safely improves hair growth and thickness for androgenetic alopecia.
90 citations,
January 2009 in “Journal of cosmetic and laser therapy” Low-level laser therapy might help hair growth, but more research is needed.
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.
5 citations,
October 2020 in “Lasers in Medical Science” Combination therapy works best for female hair loss, increasing density and thickness.
5 citations,
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.
40 citations,
February 2012 in “Dermatology Online Journal” Lasers might help hair growth in some alopecia cases, but more research is needed to confirm their effectiveness and safety.
2 citations,
February 2022 in “BioMed Research International” LED light therapy at 863 nm wavelength can slow down skin tumor growth and reduce inflammation in mice.
December 2023 in “Trials” The trial is testing if a helmet that uses light can prevent hair loss during chemotherapy.
4 citations,
September 2021 in “Sensors” LED therapy can safely and effectively regrow eyebrows in people with frontal fibrosing alopecia.
September 2024 in “Archives of Dermatological Research” The light-guiding microneedle patch effectively stimulates hair growth in androgenetic alopecia without serious side effects.
April 2024 in “International journal of molecular sciences” Light-based treatment, Photobiomodulation, shows promise for non-invasive skin therapy with few side effects.
March 2024 in “Antioxidants” Excessive blue light harms eye cells and disrupts sleep patterns.
520 citations,
January 2017 in “AIMS biophysics” Photobiomodulation therapy using red and near-infrared light can reduce inflammation and aid in healing various conditions.
15 citations,
September 2014 in “Dermatologic surgery” Diode laser removes hair better but is more painful than intense pulsed light.
10 citations,
September 2022 in “Journal of Biophotonics” Blue light therapy is safe for skin and may protect against UV radiation.
7 citations,
September 2004 in “International Journal of Cosmetic Science” Blond hair lightens more with visible light directly, while ultraviolet light lightens it after washing by damaging other hair parts.
2 citations,
March 2019 in “Lasers in surgery and medicine” Higher light doses cause more damage to hair follicles, predicting better hair removal results.
1 citations,
July 2014 in “The journal of investigative dermatology/Journal of investigative dermatology” Light affects skin health, aging, and cancer risk, and new light-based treatments and imaging are promising for skin care.
January 2015 in “Journal of cosmetics, dermatological sciences and applications” The combined technology safely and effectively removes hair at home on dark skin.
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.