January 2019 in “Global Dermatology” Genetic hair shaft abnormalities can be seen with microscopes and often affect scalp hair.
August 2018 in “Journal of Investigative Dermatology” The conclusion is that using light-sheet fluorescence microscopy with a special solution can effectively create detailed 3D images of human skin for dermatological research.
April 2018 in “Journal of Investigative Dermatology” Light can activate hair growth through a pathway from the eyes to hair follicles.
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.
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.
September 2012 in “Dermatologic Surgery” Laser and light treatments might help hair growth and transplant success, but the findings could be outdated.
Low-level light therapy may reduce hair loss and improve hair quality but it's unclear who benefits most.
June 2011 in “CRC Press eBooks” Low-Level Laser Therapy can stimulate healing and cell function, potentially leading to wider medical use.
January 2003 in “Research Portal (King's College London)” Hair color affects light reflection, with black hair having higher cuticle angles and lighter hair showing less specular reflection.
February 2023 in “Biophysical Journal” Light can be used to stimulate ear hair cells, improving speed and consistency over previous methods.
195 citations
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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.
117 citations
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September 2013 in “Lasers in Surgery and Medicine” Red light therapy at 655 nm significantly improved hair growth in men with hair loss.
81 citations
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August 2014 in “Lasers in Surgery and Medicine” Red light therapy is safe and effectively increases hair growth in women with hair loss.
70 citations
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April 2017 in “Lasers in surgery and medicine” Blue light promotes hair growth by interacting with specific receptors in hair follicles.
64 citations
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June 2009 in “Photomedicine and Laser Surgery” Excimer light effectively treats various skin diseases, including psoriasis, vitiligo, and mycosis fungoides.
60 citations
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November 2020 in “International Journal of Medical Sciences” NIR light therapy may effectively treat eye diseases and improve brain function without side effects.
54 citations
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November 2014 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Combining LFQS and IPL is more effective and faster for treating melasma than LFQS alone.
43 citations
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September 2017 in “Lasers in Surgery and Medicine” LED light therapy may help hair growth by activating certain cell pathways.
38 citations
,
January 2023 in “International Journal of Medical Sciences” Red-light therapy may slow myopia progression better than traditional treatments.
35 citations
,
December 2014 in “Lasers in surgery and medicine” Red light promotes hair growth by directly stimulating hair cells and improving cell communication.
33 citations
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January 2017 in “Annals of Dermatology” LED light can help hair growth by activating specific cell pathways.
30 citations
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January 2015 in “BioMed Research International” Continuous light exposure in rats leads to PCOS-like symptoms and suggests sleep habits might affect the disorder's development.
26 citations
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November 2019 in “Medical Science Monitor” LED light therapy boosts bone cell growth and function.
25 citations
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February 2023 in “Aesthetic Surgery Journal” Photobiomodulation is safe for skin rejuvenation, even for those with a cancer history.
25 citations
,
October 2022 in “Ophthalmic Research” Red light therapy temporarily increased blood flow in the eye but didn't change other eye structures.
23 citations
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July 2021 in “Life” Blue light can help treat skin conditions like eczema and acne without major side effects.
23 citations
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June 2021 in “Lasers in Medical Science” Blue light therapy may help with hair growth, but more research is needed.
20 citations
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October 2021 in “Applied materials today” A new microneedle patch and yellow light therapy significantly promote hair regrowth.
19 citations
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February 2018 in “Lasers in Medical Science” Red light and LED treatments help hair grow by activating a specific cell signaling pathway.
19 citations
,
July 2009 in “Clinical and Experimental Dermatology” The study found that long-term sun exposure does not significantly affect follicular plugs on the scalp, and the scalp's appearance is unique compared to other body parts.