8 citations
,
March 2018 in “Cosmetics” UV radiation damages hair by creating holes and peeling cuticle layers.
1 citations
,
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.
January 2005 in “Digital Commons - University of South Florida (University of South Florida)” Concerns about attractiveness and skin aging strongly influence tanning behaviors.
1 citations
,
December 2023 in “Frontiers in Behavioral Neuroscience” UVB exposure increases appetite by activating p53 in skin cells.
23 citations
,
August 2019 in “Proceedings of the National Academy of Sciences of the United States of America” Pollution exposure speeds up hair damage.
September 2025 in “International Journal of Cosmetic Science” Heat and UV exposure damage hair structure by altering keratins.
April 2023 in “Journal of Investigative Dermatology” Urban pollution and sun exposure speed up skin aging and wrinkle formation in Chinese women, with pollution's effects becoming significant after age 45.
May 2026 in “Bioscientia Medicina Journal of Biomedicine and Translational Research” Allium cepa extract restores skin health but doesn't affect hair growth.
April 2023 in “Journal of Investigative Dermatology” Honey mixture improved damaged Asian hair, making it stronger, softer, and shinier.
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.
April 2017 in “Journal of Investigative Dermatology” Triptolide effectively and safely reduces actinic keratosis lesions in mice.
16 citations
,
October 2015 in “Photochemistry and photobiology” Reducing copper (II) ion levels in hair can decrease hair damage.
12 citations
,
September 2022 in “Frontiers in Genetics” Enhancing CD8+ T cell function to induce ferroptosis in tumor cells may help treat skin melanoma.
10 citations
,
May 2021 in “Clinical, cosmetic and investigational dermatology” UV exposure causes hair thinning, graying, and changes in hair growth cycles in mice.
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.
January 2014 in “한국미용학회지” UV-A radiation significantly damages semi-permanent dyed hair.
January 2024 in “Skin appendage disorders” Environmental pollutants can damage hair health and cause hair loss.
March 2007 in “International Journal of Cosmetic Science” Hair with more melanin resists weather damage better.
20 citations
,
July 2017 in “Journal of Investigative Dermatology” IL-1 receptor absence in mice leads to skin cysts and changes in immune response after UVB exposure.
6 citations
,
October 2007 in “Medical Hypotheses” Male pattern baldness might have evolved to help protect against prostate cancer by increasing UV radiation on the scalp.
24 citations
,
October 2008 in “PubMed” Excessive sun exposure damages hair, causing protein loss and color changes.
9 citations
,
September 2009 in “Journal of Cutaneous Medicine and Surgery” UV light causes skin color loss in bald areas; wear a cap and use sunscreen.
January 2024 in “Revista da Associação Médica Brasileira” Bald men should protect their scalps from the sun to reduce skin cancer risk.
April 2023 in “Authorea (Authorea)” A young woman with a rare skin cancer was diagnosed late because her symptoms were unusual for the disease.
January 2025 in “Scripta Medica” PDO, PLLA, and PCL threads increase collagen in ageing skin but don't change MMP1 gene expression.
November 2024 in “Journal of Investigative Dermatology” Nerve fibers may worsen mast cell activity, leading to abnormal elastic fiber buildup from sun exposure.
November 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Skin cells and certain hair follicle areas produce hemoglobin, which may help protect against oxidative stress like UV damage.
October 2022 in “Frontiers in Cell and Developmental Biology” Aging skin is affected by inflammation, reduced stem cell function, and slower wound healing.
March 2023 in “Chinese Journal of Dermatology” Protecting hair and scalp from sunlight may help prevent hair loss.
127 citations
,
January 2015 in “Journal of Biological Rhythms” The skin's internal clock affects healing, cancer risk, aging, immunity, and hair growth, and disruptions can harm skin health.