31 citations
,
February 1999 in “Dermatologic surgery” Sun exposure after laser hair removal can cause skin darkening, which is hard to treat and requires avoiding UV light.
March 2025 in “Digital Library of Theses and Dissertations (Universidade de São Paulo)” Ferulic acid and resveratrol protect hair from chemical and sun damage.
February 2023 in “Cosmoderma” Combining red LED therapy with beta-carotene is more effective for treating photoaging than red LED therapy alone.
25 citations
,
March 2012 in “Photodermatology Photoimmunology & Photomedicine” Photodynamic therapy successfully treated a difficult scalp condition causing hair loss.
10 citations
,
May 2021 in “Clinical, cosmetic and investigational dermatology” UV exposure causes hair thinning, graying, and changes in hair growth cycles in mice.
March 2024 in “Antioxidants” Excessive blue light harms eye cells and disrupts sleep patterns.
2 citations
,
January 2019 in “Biomecánica” Hyaluronic acid and versican are important for skin healing and hair growth and might help in regenerative medicine.
3 citations
,
January 2004 in “Sen i Gakkaishi” DTDG in hair treatments reduces damage and preserves hair structure.
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.
5 citations
,
September 2019 in “Journal of Biomedical Optics” 1319-nm laser radiation can cause skin damage, with severity depending on exposure time and beam size.
May 2024 in “International Journal of Cosmetic Science” A new method using near-infrared light can effectively detect and analyze internal hair damage.
9 citations
,
January 2018 in “Medical research archives” Low-intensity light therapy is effective for skin healing, reducing inflammation, and treating various skin conditions.
36 citations
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May 2025 in “Antioxidants” Lipid peroxidation worsens skin diseases but may help treat cancer.
15 citations
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June 2019 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Chemical and physical treatments like bleaching, dyeing, and UV radiation damage both Caucasian and Afro-ethnic hair.
9 citations
,
July 2012 in “Dermatitis” Hair dye with para-phenylenediamine can cause skin depigmentation.
3 citations
,
September 2023 in “Journal of Photochemistry and Photobiology A Chemistry” December 2021 in “Cosmetics” 19 citations
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August 2019 in “Journal of Cellular Biochemistry” ADSCs help protect skin from UV damage and aging.
October 2024 in “UNESP Institutional Repository (São Paulo State University)” Straightening and dyeing damage hair structure.
28 citations
,
November 2009 in “Journal of Structural Biology” High flux X-ray beams quickly damage the structure of human hair.
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.
Photobiomodulation effectively improves skin and hair conditions with minimal side effects.
53 citations
,
January 2009 in “Journal of Investigative Dermatology” UVB radiation harms hair growth and health, causing cell death and other changes in human hair follicles.
8 citations
,
March 2015 in “Molecular Medicine Reports” Hair dye ingredient PPD causes cell death and aging in human hair cells by altering microRNA levels.
April 2019 in “Journal of Investigative Dermatology” Fractional photothermolysis helps wounds heal with minimal scarring.
30 citations
,
September 2018 in “International Journal of Cosmetic Science” Bleaching hair causes severe structural and chemical damage, including protein loss and oxidation.
1 citations
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April 2016 in “Journal of Investigative Dermatology” UV photography can help identify people at higher risk for skin cancer, and male pattern baldness at age 45 is linked to a higher risk of certain skin cancers.
November 2025 in “Journal of Investigative Dermatology” Light skin shows more inflammation from sun exposure than dark skin.
January 2016 in “UNESP Institutional Repository (São Paulo State University)” Melasma results from changes in the skin's pigment and structure, not just pigment cell growth.
50 citations
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May 2019 in “BioFactors” Pollution increases a compound in the skin that can lead to faster aging and more inflammation.