Different types of sun exposure can damage skin cells and affect healing, with chronic exposure being more harmful, and certain immune cells help in the repair process.
May 2004 in “International Journal of Cosmetic Science” Melanogenesis inhibitors like kojic acid and niacinamide can reduce inflammation and pigment production in skin cells.
2 citations
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January 2014 in “Photochemical & photobiological sciences” Grasp protein helps maintain skin health after UVB exposure.
34 citations
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September 2019 in “Clinical, Cosmetic and Investigational Dermatology” Light therapy can stimulate hair growth and is more effective when started early, but more research is needed on its long-term effects and optimal use.
July 2023 in “Journal of lasers in medical sciences” Red laser therapy helped regrow hair in an alopecia areata patient within 21 days.
47 citations
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October 2015 in “Dermatologic surgery” The 308-nm excimer laser is effective for skin conditions but needs more research on long-term effects.
221 citations
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July 2012 in “Proceedings of the National Academy of Sciences of the United States of America” BMAL1 controls skin cell growth and UV damage risk, peaking at night.
July 2025 in “Journal of Investigative Dermatology” Monocyte-derived dendritic cells play a key role in UVB-induced skin sensitivity and inflammation.
November 2020 in “Journal of the American Academy of Dermatology” Intense pulsed light with radiofrequency showed mixed results in improving quality of life for hidradenitis suppurativa patients, with no clinical improvements.
April 2021 in “Institutional Repositories DataBase (IRDB)” High-intensity red LED light boosts bone cell growth and mineralization.
10 citations
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January 2013 in “Journal of skin cancer” PKC ε increases hair follicle stem cell turnover and may raise skin cancer risk.
Phototherapy with red or blue light can safely improve hair growth and scalp health in androgenetic alopecia.
67 citations
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September 2001 in “American Journal Of Pathology” Inhibiting ODC can prevent UV-induced skin cancer.
November 2025 in “Physics of Fluids” Low-intensity ultrasound can safely enhance hair regrowth by selecting the right frequency and intensity.
45 citations
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May 2019 in “Scientific Reports” Low color temperature light (1900 K) benefits health by promoting melatonin, protecting eyes, and aiding healing.
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.
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.
Different types of skin cells and immune cells play a role in healing UV-damaged skin, with chronic UV exposure causing lasting damage to certain skin cells.
1 citations
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March 2024 in “Brain Imaging and Stimulation” A low-cost, 3D-printed light therapy device is safe and effective but needs more testing before use on people.
29 citations
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July 2013 in “Journal of Investigative Dermatology” UV radiation causes skin cancer, but sunscreens and certain drugs can help prevent it.
September 2017 in “Journal of Investigative Dermatology” Mackerel fermented fish oil protects skin cells from damage by UVB light.
July 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Increasing type 17 collagen reduces aging signs in skin cells caused by UV light.
Different types of sun exposure damage skin cells and immune cells, with chronic exposure leading to more severe and lasting damage.
36 citations
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March 2009 in “Molecular Carcinogenesis” Disrupting Bcl-xL in mice reduces skin cancer risk.
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 2023 in “Journal of the American Academy of Dermatology” March 2023 in “Chinese Journal of Dermatology” Protecting hair and scalp from sunlight may help prevent hair loss.
November 2025 in “Archives of Dermatological Research” Limelight (CB-EVs) safely promotes hair growth.
19 citations
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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.
December 2024 in “Journal of the European Academy of Dermatology and Venereology” Bimatoprost shows promise for treating vitiligo, especially when combined with other therapies.