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.
195 citations
,
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.
November 2025 in “Journal of Investigative Dermatology” Tanning ability is linked to specific DNA changes in skin genes.
26 citations
,
April 1998 in “Journal of Investigative Dermatology” Sunscreens with higher SPF and UVA filters offer the best protection against skin aging from UVA rays.
3 citations
,
October 2024 in “Frontiers in Medicine” Sun-exposed skin shows different cell activity and gene expression, suggesting targets to prevent skin aging and cancer.
25 citations
,
June 2017 in “Journal of Investigative Dermatology” HPV8 causes skin cancer by expanding specific skin stem cells.
October 2023 in “Cancers” Skin cancer in sun-exposed areas is more likely to come back.
March 2013 in “Molecular & Cellular Toxicology/Molecular & cellular toxicology” m-Aminophenol in hair dye can cause skin cell toxicity and stress responses.
27 citations
,
April 2019 in “Journal of The American Academy of Dermatology” Where melanoma is on the body affects survival chances; melanomas on the back of the head are worse, while those on thighs and arms are less severe, and more sun exposure might improve survival.
February 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” Hair follicles protect melanocytes from sun damage, helping them replenish skin.
349 citations
,
January 2005 in “The FASEB journal” Human skin can make serotonin and melatonin, which help protect and maintain it.
68 citations
,
September 2018 in “International Journal of Molecular Sciences” Air pollution (PM10) increases skin inflammation and aging by reducing collagen and may trigger a repair response in skin cells.
October 2018 in “InTech eBooks” The gene Foxn1 is important for hair growth, and understanding it may lead to new alopecia treatments.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Hemoglobin α acts as an antioxidant in skin cells, especially protecting hair follicle stem cells from UV damage.
31 citations
,
February 2019 in “International Journal of Cosmetic Science” Caffeine applied to the scalp can protect hair follicles from UV damage.
4 citations
,
February 2022 in “Nutrients” Korean Red Ginseng saponins may protect skin from inflammation and darkening caused by air pollution.
20 citations
,
February 2017 in “International Journal of Dermatology” Honokiol helps protect skin from damage and aging caused by cigarette smoke.
16 citations
,
July 2012 in “Current pharmaceutical biotechnology” New treatments for skin conditions related to the sebaceous gland are being developed based on current research.
October 2024 in “Preprints.org” Hair helps prevent scalp skin cancer by supporting immune protection.
September 2024 in “Preprints.org” Hair protects the scalp from skin cancer by aiding immune defense.
14 citations
,
July 2015 in “International Journal of Molecular Sciences” S-Methylmethionine sulfonium can protect skin from UVB damage.
3 citations
,
July 2020 in “Frontiers in Cell and Developmental Biology” Vitexin Compound 1 may help reduce skin aging caused by UVA light.
184 citations
,
October 2007 in “Proceedings of the National Academy of Sciences of the United States of America” Sulforaphane from broccoli can help protect skin from sun damage.
16 citations
,
January 1998 in “PubMed” Sun exposure and genetics increase skin cancer risk from precancerous lesions.
April 2024 in “Dermatovenerologiâ, kosmetologiâ” Actinic keratosis is a sun-induced skin condition that can potentially turn into skin cancer and requires treatment to prevent malignancy.
April 2024 in “Dermatovenerologiâ, kosmetologiâ” Actinic keratosis is a sun-induced skin condition that can potentially turn into skin cancer and requires various treatments to prevent this.
6 citations
,
March 2022 in “International journal of molecular sciences” Natural skincare products may help reduce sun damage and support the skin's daily cycle.
7 citations
,
January 2020 in “International Journal of Molecular Sciences” Low-frequency electromagnetic fields can boost molecules related to hair growth in human skin cells.
134 citations
,
September 2008 in “Lasers in surgery and medicine” Low fluence photoepilation temporarily removes hair by targeting the hair follicle's pigmented area without severe damage.
September 2005 in “Journal of Investigative Dermatology” Ferulic acid helps stabilize vitamins C and E for better skin protection from the sun, certain compounds may promote hair growth, atopic dermatitis patients have lower skin defense molecules, older men are more likely to get a type of skin cancer, and a substance called relaxin may prevent age-related skin thickening.