May 2024 in “International Journal of Cosmetic Science” A new method using near-infrared light can effectively detect and analyze internal hair damage.
October 2013 in “CRC Press eBooks” Low-level light therapy is used in cosmetics and dermatology to repair skin, reduce inflammation, and treat various skin conditions.
March 2022 in “Hair transplant forum international” Using a special laser and growth serum can safely increase hair thickness and density in people with hair loss.
15 citations
,
June 2021 in “Medicina” Combined light therapy improves eye health and quality of life for those with meibomian gland dysfunction.
1 citations
,
January 2022 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Reflectance confocal microscopy may help diagnose trichofolliculoma by showing specific skin features.
35 citations
,
July 2009 in “Optics express” Researchers created a new light source that improves chemical imaging by removing background noise.
May 2014 in “Hanbang an'i'bi'in'hu pibu'gwa haghoeji” Low-level laser therapy is effective and safe for treating hair loss.
January 2015 in “Dermatology Review” LED therapy may improve skin health and stimulate hair growth.
26 citations
,
September 1999 in “Canadian Journal of Botany” The RHD4 gene is crucial for consistent root hair growth in Arabidopsis thaliana.
August 2023 in “Asian journal of pharmaceutical and clinical research” Intense Pulsed Light is an effective and safe hair removal method for people with excessive hair growth.
November 2025 in “Journal of Investigative Dermatology” Radiation-induced hair loss may be caused by hair growth stopping and inflammation in blood vessels.
January 1997 in “Purdue e-Pubs (Purdue University)” Whole hair strands can reliably measure gamma ray exposure using ESR techniques, but samples should be analyzed quickly or stored in liquid nitrogen.
134 citations
,
September 2008 in “Lasers in surgery and medicine” Low fluence photoepilation temporarily removes hair by targeting the hair follicle's pigmented area without severe damage.
June 2026 in “Frontiers in Medicine” The excimer laser is a promising and safe treatment for frontal fibrosing alopecia.
143 citations
,
January 2013 in “Dermatologic surgery” In-office laser hair removal works well long-term, especially Nd:YAG for darker skin, but home devices need more testing.
March 2026 in “Health Science Reports” The 755 nm laser is more effective and safer for hair removal than the dual-wavelength laser.
December 2014 in “Journal of Biomedical Research” Recombinant thymosin β4 promotes blood vessel growth and reduces muscle damage.
47 citations
,
October 2015 in “Dermatologic surgery” The 308-nm excimer laser is effective for skin conditions but needs more research on long-term effects.
April 2023 in “Journal of Investigative Dermatology” Sunlight simulation causes skin inflammation, with different skin types reacting at different levels of exposure.
November 2022 in “Pakistan Armed Forces Medical Journal” IPL and diode laser are equally effective for facial hair removal.
8 citations
,
June 2021 in “Frontiers in Medicine” The combination of the excimer lamp and liquor carbonis detergens is more effective for scalp psoriasis than the lamp alone.
Low-level light therapy may reduce hair loss and improve hair quality but it's unclear who benefits most.
47 citations
,
April 2016 in “Lasers in Surgery and Medicine” Low-level laser therapy may improve hair regrowth and thickness for androgenetic alopecia, but more research is needed.
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.
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.
March 2020 in “Journal of Laser Applications” Photobiomodulation therapy significantly increases hair density and growth for androgenic alopecia, but more research is needed to confirm safety.
1 citations
,
July 2023 in “Journal of Biophotonics” Red light at 8 mW/cm2 most effectively promotes hair cell growth and affects key growth pathways, especially in cells treated with a hair loss-related hormone.
December 2023 in “Trials” The trial is testing if a helmet that uses light can prevent hair loss during chemotherapy.
February 2025 in “Cosmetics” Blue light therapy is promising for skin and hair conditions but needs more research for widespread use.
12 citations
,
January 2014 in “Journal of X-Ray Science and Technology” Using 100–300 keV X-ray energy is best for treating deep-seated tumors with microplanar beam radiation therapy.