January 2014 in “한국미용학회지” UV-A radiation significantly damages semi-permanent dyed hair.
April 2023 in “Journal of Investigative Dermatology” Honey mixture improved damaged Asian hair, making it stronger, softer, and shinier.
10 citations
,
July 2022 in “Journal of Cosmetic Dermatology” Medicago sativa extract may help treat vitiligo by enhancing skin and hair pigmentation.
June 2025 in “Journal of Photochemistry and Photobiology B Biology” UVA exposure worsens hair loss by activating a specific cell pathway.
10 citations
,
May 2021 in “Clinical, cosmetic and investigational dermatology” UV exposure causes hair thinning, graying, and changes in hair growth cycles in mice.
22 citations
,
September 1986 in “Journal of Investigative Dermatology” Low-dose topical alpha-terthienyl may be a safer option for treating skin conditions with light therapy.
2 citations
,
December 2013 in “Journal of Cosmetic Dermatology” UV treatment can damage hair, so protection is advised.
7 citations
,
November 2016 in “Oncotarget” UV exposure reduces Lgr6+ stem cells in mouse skin and they don't significantly contribute to skin cancer development.
September 2016 in “Springer eBooks” Looking older on the outside might be linked to aging faster on the inside and can be affected by lifestyle choices and health risks.
January 2024 in “Journal of tissue engineering” Sunlight exposure damages hair follicles, but certain stem cell-derived particles can reduce this damage and help with hair regeneration.
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.
1 citations
,
November 2019 in “Applied sciences” Human hair provides more UV protection when aligned and at higher angles, but the scalp still gets UV exposure.
9 citations
,
May 2013 in “JAMA Dermatology” Sunlight exposure improved a patient's skin condition, and there may be a link between a certain disease and skin growths; a leukemia treatment caused changes in hair color and growth.
24 citations
,
October 2008 in “PubMed” Excessive sun exposure damages hair, causing protein loss and color changes.
9 citations
,
February 2014 in “Tissue Engineering and Regenerative Medicine” Conditioned media from human amniotic fluid-derived stem cells helps skin heal and protects against aging from sun exposure.
2 citations
,
April 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” Vitamin D3 is important for hair growth and protecting skin from damage caused by long-term sun exposure.
6 citations
,
August 1993 in “Archives of Dermatology” The study found that polymorphous light eruption varies among patients and can be distinguished from benign summer light eruption by the time it takes for symptoms to appear after sun exposure.
15 citations
,
July 2022 in “Biomedicines” UGRSKIN absorbs UV like native skin after 21-28 days, making it potentially suitable for clinical use.
1 citations
,
February 2003 UV radiation causes significant protein loss and color changes in hair, especially blond hair.
June 2016 in “한국디자인문화학회지” UVA damages all hair types, especially permanently waved and colored hair.
10 citations
,
May 1983 in “International Journal of Dermatology” Some people with severe hair loss saw hair regrowth after a specific light and drug treatment.
33 citations
,
January 2004 in “Photochemistry and Photobiology” Superoxide dismutase (SOD) can prevent hair graying in mice.
7 citations
,
January 2001 in “Comprehensive series in photosciences” UV radiation significantly damages hair, especially with humidity, making it more vulnerable to further damage.
63 citations
,
April 1985 in “Journal of the American Academy of Dermatology” Topical PUVA can cause temporary hair regrowth in some alopecia areata patients but doesn't change the long-term outcome.
21 citations
,
January 2013 in “Annals of dermatology/Annals of Dermatology” The combination of cyclosporine and PUVA might help treat severe alopecia areata.
9 citations
,
May 2019 in “Vestnik dermatologii i venerologii” The method could improve vitiligo treatment by effectively delivering therapy to hair follicles.
4 citations
,
July 2005 in “International Journal of Dermatology” Topical PUVA and tacrolimus ointment can effectively and safely treat infant alopecia universalis.
18 citations
,
May 2014 in “International journal of pharmaceutics” Aging and sun damage do not increase the skin's absorption of certain sunscreens and drugs.
20 citations
,
December 2013 in “Journal of Dermatology” UV-B light increases inflammation-related substances in acne-related skin cells.
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.