39 citations
,
June 1999 in “Seminars in cutaneous medicine and surgery” Optical hair removal devices showed potential for long-term hair removal in 1999.
May 2025 in “Journal of Photochemistry and Photobiology B Biology” Blue LED light improves hair treatments for Caucasian and Asian hair but not for African hair.
January 2022 in “Case Reports in Clinical Medicine” Infrared light helped heal acid burns and improved neck movement.
December 2024 in “Dermatologic Surgery” Dual wavelength LED caps can safely increase hair density in androgenetic alopecia.
July 2023 in “Photodermatology, Photoimmunology and Photomedicine” Infrared radiation can cause skin aging and cancer at high temperatures but may have therapeutic benefits at controlled levels.
26 citations
,
January 2012 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” The ESLD recommends international safety guidelines and standards for home-use light-based hair removal devices.
19 citations
,
March 2015 Human hair has electromagnetic properties.
11 citations
,
April 2021 in “Journal of Clinical Medicine” The LED device safely improves neck skin appearance without affecting thyroid function.
March 2022 in “Institutional Repositories DataBase (IRDB)”
November 2022 in “Journal of Investigative Dermatology” The LED light therapy mask improved skin elasticity and reduced signs of aging in a test and in women aged 40-60.
April 2024 in “Frontiers in cellular and infection microbiology” Blue light might help treat skin conditions by affecting the skin's bacteria.
69 citations
,
January 2002 in “Journal of biomedical optics” Dyes can penetrate human skin and hair follicles up to 1.2 mm deep and the sebaceous gland can store dye; Indocyanine Green lotion was made for safe dyeing and monitoring.
October 2024 in “Photodermatology Photoimmunology & Photomedicine” Red LED therapy is more effective than green LED for improving hair growth in androgenetic alopecia.
9 citations
,
April 2009 in “Dermatologic surgery” Infrared light might help treat stubborn alopecia areata.
61 citations
,
June 2018 in “Proceedings of the National Academy of Sciences of the United States of America” Light can turn on hair growth cells through a nerve path starting in the eyes.
January 2026 in “Journal of Hard Tissue Biology” Red LED light boosts cell activity and growth, aiding wound healing and blood vessel repair.
23 citations
,
June 2021 in “Lasers in Medical Science” Blue light therapy may help with hair growth, but more research is needed.
73 citations
,
April 1999 in “Dermatologic Clinics” Lasers and light sources can effectively remove hair, work best on fair skin with dark hair, and usually need multiple treatments.
May 2017 in “Journal of The American Academy of Dermatology” LED light helps human hair root cells grow and prevents them from dying by activating specific growth pathways.
January 2026 in “International Journal of Surgery Case Reports” Home IPL devices safely and effectively reduce hair and prevent pilonidal disease recurrence.
December 2025 in “Journal of Education Health and Sport” LED therapy is safe and effective for improving skin health and appearance.
Adding a topical agent to IPL improves hair reduction and satisfaction without extra side effects.
15 citations
,
June 2021 in “Medicina” Combined light therapy improves eye health and quality of life for those with meibomian gland dysfunction.
3 citations
,
May 1964 in “Nature” 25 citations
,
February 2023 in “Aesthetic Surgery Journal” Photobiomodulation is safe for skin rejuvenation, even for those with a cancer history.
4 citations
,
August 2015 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Both fixed and incremental laser treatments effectively reduced underarm hair, but the fixed method was less painful.
May 2017 in “Journal of The American Academy of Dermatology” LED light helps human hair root cells grow and move by activating certain cell pathways.
Laser diode light boosts hair follicle cell growth and certain gene expressions.
3 citations
,
August 2024 in “Clinical Cosmetic and Investigational Dermatology” The 1927 nm fractional thulium laser effectively treats acne by targeting and improving affected skin areas.
97 citations
,
December 2021 in “Cells” Designing effective fluorescence microscopy experiments requires careful consideration of hardware, biological models, and imaging agents.