January 2016 in “MRIMS Journal of Health Sciences” Good cultural practices and proper nutrition can prevent hair loss in girls.
May 2026 in “Journal of Photochemistry and Photobiology” Solar radiation and pollution damage hair, especially light-colored and bleached hair.
August 2025 in “Japan Journal of Clinical & Medical Research” Many people in Misurata City have low vitamin D, especially women and those aged 35-45, with levels dropping in winter and spring.
December 2021 in “Journal of pharmaceutical research international” Many women in Saudi Arabia need to take more vitamin D to help prevent hair loss.
January 2017 in “Nihon Keshouhin Gijutsushakaishi/Journal of S C C./Nihon Keshouhin Gijutsushakai kaishi” Sunlight and chemical treatments change hair's internal structure differently, needing specific care.
Discoid Lupus Erythematosus is more common in women aged 31-40, often worsened by sunlight, and confirmed by specific lab tests.
March 2023 in “Chinese Journal of Dermatology” Protecting hair and scalp from sunlight may help prevent hair loss.
27 citations
,
January 1995 Melanin in black hair protects it from sun damage better than light-brown hair.
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.
6 citations
,
December 2019 in “International Journal of Cosmetic Science” White hair has weaker tryptophan fluorescence than other unpigmented fibers, possibly due to UV exposure or unknown substances.
5 citations
,
September 2023 in “Archives of Dermatological Research” Hair loss in children with alopecia areata is more common in winter and linked to climate factors like air pressure and sunlight.
18 citations
,
March 2009 in “Skin pharmacology and physiology” Sunlight damages hair, causing cuticle loss, protein changes, and discoloration.
April 2023 in “Journal of Investigative Dermatology” Sunlight simulation causes skin inflammation, with different skin types reacting at different levels of exposure.
27 citations
,
January 2002 in “Exogenous Dermatology” Chronic exposure to sunlight may worsen male pattern baldness and protecting the scalp from the sun could slow it down.
1 citations
,
February 2025 in “Frontiers in Endocrinology” Diet and sunlight are important for maintaining good vitamin D levels.
66 citations
,
September 2005 in “Photochemical & photobiological sciences” We don't fully understand how sunlight damages different types of hair.
10 citations
,
March 2016 in “Toxicology and applied pharmacology” Using A132 hair dye with sunlight can cause skin damage and hair loss.
1 citations
,
July 2024 in “International Journal of Cosmetic Science” Para rubber seed oil helps protect skin from aging caused by sunlight.
5 citations
,
June 2020 in “Experimental dermatology” Redheaded people may have evolved to efficiently make vitamin D in areas with less sunlight.
4 citations
,
January 1994 in “Yakugaku zasshi” EPC-K is stable except at very acidic pH or when exposed to sunlight, and it can decompose in low ethanol concentrations.
August 2018 in “International Journal of Research in Dermatology” Skin issues like hair loss, rash, and sensitivity to sunlight are key signs of lupus activity.
14 citations
,
May 1979 in “International Journal of Dermatology” Trichostasis spinulosa mainly affects the nose, with many tiny hairs in one follicle, possibly influenced by hormones and sunlight.
13 citations
,
October 2000 in “International Journal of Dermatology” A 6-year-old boy in India was diagnosed with Bloom's syndrome, showing growth and developmental issues, and skin problems worsened by sunlight.
6 citations
,
January 1998 in “Journal of Investigative Dermatology” Estrogen receptors may not affect mouse hair growth as previously thought, and oxybenzone in sunscreen is stable in sunlight.
January 2019 in “Figshare” Redheaded people have higher levels of vitamin D precursor, suggesting their hair color may be an adaptation to low sunlight areas.
June 2016 in “Annals of the Rheumatic Diseases” Early symptoms of SLE include fatigue, joint pain, and sensitivity to sunlight.
29 citations
,
January 2003 in “KARGER eBooks” HVDRR is caused by VDR gene mutations, leading to vitamin D resistance, treatable with high calcium doses, but alopecia remains permanent.
1 citations
,
October 2009 in “International Journal of Cosmetic Science” A new keratin treatment can strengthen and protect aging hair.
1 citations
,
February 2003 UV radiation causes significant protein loss and color changes in hair, especially blond hair.
July 2024 in “Revista Científica de Estética e Cosmetologia” The babassu fiber exfoliating product for hair loss should be stored in a cool place to stay effective.