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.
19 citations,
January 2015 in “Current problems in dermatology” Ultraviolet rays damage hair, smoking may cause hair loss, and good nutrition is important for hair health, but genetics mainly decide hair thickness.
February 2024 in “International journal of molecular sciences” UV exposure reduced hair shine in mice, but minoxidil helped restore it.
22 citations,
July 2004 in “International Journal of Cosmetic Science” UV radiation and visible light can damage hair, but there are ways to protect it.
19 citations,
July 2009 in “Clinical and Experimental Dermatology” The study found that long-term sun exposure does not significantly affect follicular plugs on the scalp, and the scalp's appearance is unique compared to other body parts.
351 citations,
February 2010 in “Nature Cell Biology” Basal cell carcinoma mostly starts from cells in the upper skin layers, not hair follicle stem cells.
62 citations,
November 2013 in “Journal of Human Evolution/Journal of human evolution” Forensic DNA Phenotyping can help predict physical traits from crime scene DNA to identify suspects.
10 citations,
January 2013 in “Journal of skin cancer” PKC ε increases hair follicle stem cell turnover and may raise skin cancer risk.
8 citations,
January 2020 in “Skin Pharmacology and Physiology” Caffeine improves hair growth, thickness, and reduces shedding.
7 citations,
May 2020 in “Trends in molecular medicine” The document concludes that the immune-inhibitory environment of the hair follicle may prevent melanoma development.
2 citations,
October 2020 in “Journal of The American Academy of Dermatology” The authors suggest that scalp hair might protect against COVID-19 and call for more research on scalp health and the virus.
April 2019 in “Journal of Investigative Dermatology” Caffeine can protect scalp hair follicles from damage caused by UV radiation.
3 citations,
October 1979 in “Laboratory animals” Hairless rats are good for testing anti-inflammatory drugs, similar to haired rats, without needing to remove fur.
3 citations,
January 2022 in “Journal of The American Academy of Dermatology” Using sunscreen and moisturizers may increase the chance of developing Frontal fibrosing alopecia (FFA), but the exact reason why is still unclear.
June 2024 in “Skin Research and Technology” Red fluorescence in AGA scalps is linked to different microbes.
May 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Melanocytes are cells that make skin and hair color and help protect skin from sun damage.
July 2021 in “British Journal of Dermatology” Laser treatment for skin conditions VEN and ILVEN is effective and liked by patients.
68 citations,
May 2012 in “Annals of Oncology” Some breast cancer chemotherapy can cause permanent hair loss.
21 citations,
January 2013 in “Annals of dermatology/Annals of Dermatology” The combination of cyclosporine and PUVA might help treat severe alopecia areata.
4 citations,
July 2005 in “International Journal of Dermatology” Topical PUVA and tacrolimus ointment can effectively and safely treat infant alopecia universalis.
7 citations,
January 2021 in “Evidence-based complementary and alternative medicine” Porphyra-334 may help reduce wrinkles and promote hair growth.
12 citations,
January 2011 in “Photodermatology, photoimmunology & photomedicine” This therapy effectively treats resistant alopecia areata with minimal side effects.
2 citations,
January 2014 in “Photochemical & photobiological sciences” Grasp protein helps maintain skin health after UVB exposure.
22 citations,
September 2019 in “ACS omega” The new nanocomposite films are stronger, protect against UV, speed up wound healing, and are antibacterial without being toxic.
10 citations,
August 1991 in “PubMed” Inflammation, possibly triggered by a specific bacteria and activated by UV radiation, may contribute to male pattern baldness.
6 citations,
February 1974 in “The BMJ” The document concludes that scalp disorders can be treated with hair washing, specific shampoos, medications, and sometimes surgery or hair transplants, but hereditary baldness is untreatable.
January 2023 in “Journal of Ravishankar University” Hair loss can be caused by stress, aging, and harmful substances that create an imbalance in the body's natural processes.
Vitamin D is made by the skin, helps control various body functions, and affects skin health and immunity.
June 2008 in “Experimental dermatology” Melatonin protects skin and hair from damage and stress by acting as an antioxidant and influencing cell growth.
Long-term use of seizure medications can disrupt calcium metabolism, but this can be treated with vitamin D or UV light and does not affect seizure control.