9 citations
,
January 2018 in “Medical research archives” Low-intensity light therapy is effective for skin healing, reducing inflammation, and treating various skin conditions.
March 2024 in “Medical lasers” Multiple-wavelength radiation helps hair grow by boosting early hair follicle development.
22 citations
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February 2008 in “Journal of Dermatological Science” EPR spectroscopy showed that spontaneous hair growth results in thicker skin and less pigmented hair than depilation-induced growth.
12 citations
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July 2017 in “Scientific reports” Researchers developed a way to study human body clocks using hair tissue, which works similarly in both healthy and dementia patients.
September 2019 in “Journal of Investigative Dermatology” PCE-DP brightens skin and promotes hair growth by enhancing cell growth and reducing melanin uptake.
Laser diode light boosts hair follicle cell growth and certain gene expressions.
4 citations
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October 2009 in “Skin research and technology” Colorimetry can accurately measure hair growth rates in mice.
37 citations
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January 2023 in “Ophthalmology and Therapy” Low-level red light therapy can shorten eye length in some myopic children.
1 citations
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May 2022 in “Голова и шея.” Photobiomodulation effectively reduces pain and stress after septoplasty.
1 citations
,
October 2022 in “International journal of endocrinology” Dihydrotestosterone changes some hormone-related gene expressions in rat pituitary glands but doesn't affect the estrous cycle.
13 citations
,
February 1999 in “International Journal of Cosmetic Science” Hair loss increases between July and October, possibly due to UV light, and factors like skin type, hair color, and density may affect this. Dandruff can worsen hair loss conditions.
13 citations
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December 2013 in “Chemistry Central Journal” Sunlight exposure increases drug toxicity; amber glass best for protection.
5 citations
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November 2009 in “Revista médica de Chile” Hair growth cycles in Chileans vary seasonally, with more hair resting in summer and growing in winter.
January 2021 in “Journal of clinical and cosmetic dermatology” Human skin responds to light with protective mechanisms, but more research is needed to understand these processes and their implications for health and therapy.
September 2025 in “Lasers in Medical Science” July 2021 in “British Journal of Dermatology” May 2025 in “American Journal of Veterinary Research” Photobiomodulation did not significantly improve hair density in dogs with alopecia X.
7 citations
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June 2021 in “Cell Proliferation” Low oxygen levels improve the function of hair and skin cells when they are in direct contact.
Melatonin affects cell growth differently based on its concentration.
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.
November 2013 in “Institutional Repositories DataBase (IRDB)” Gamma-ray exposure during hair rest phase harms hair growth and color in mice.
20 citations
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September 2022 in “Journal of Biomedical Optics” PBM helps improve cell survival in 3D tissue engineering.
July 1989 in “British Journal of Dermatology” Long-term use of canthaxanthin may cause reversible changes in the eye, including crystal deposits and altered vision responses.
February 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” Cashmere goat hair growth follows a cycle with distinct growth, regression, and resting periods, influenced by specific genes.
30 citations
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March 2015 in “PLoS ONE” Thyroxine can adjust the body's peripheral clock, potentially helping treat clock-related diseases.
65 citations
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April 2007 in “Chemistry and Physics of Lipids” Steroid hormones change the size, charge, and stability of DPPC liposomes.
March 2007 in “International Journal of Cosmetic Science” Hair with more melanin resists weather damage better.
4 citations
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April 2014 in “Lasers in Surgery and Medicine” TRASER effectively targets blood vessels and hair follicles for potential use in vascular and hair removal treatments.
9 citations
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December 1987 in “European journal of endocrinology” The treatment significantly reduced hair growth and male hormone levels in hirsute women.