About 17% of people in France have dandruff, and those with dandruff are more likely to have sensitive and itchy scalps.
271 citations
,
June 2013 in “Human Reproduction” PCOS is common among Chinese women of reproductive age and linked to serious metabolic and reproductive issues, especially in obese women.
39 citations
,
January 2012 in “Reproductive Biology and Endocrinology” About 8.5% of women in Salvador, Brazil, have Polycystic Ovary Syndrome.
36 citations
,
September 2015 in “Forensic Science International: Genetics” Certain DNA variants can predict straight hair in Europeans but are not highly specific.
12 citations
,
September 2024 in “Journal of the European Academy of Dermatology and Venereology” Targeting psychosocial factors can help reduce self-stigma in people with chronic skin diseases.
4 citations
,
December 2013 in “British Journal of Dermatology” ESR2 gene linked to female-pattern hair loss.
2 citations
,
May 2021 in “Scientific Reports” Stress is likely causing hair loss in Formosan macaques.
1 citations
,
July 2025 in “BMC Psychology” Social rejection can harm long-term mental health in transgender individuals.
December 2025 in “Journal of Cosmetic Dermatology” Intralesional dutasteride improves hair growth in androgenic alopecia with minimal side effects.
October 2025 in “International Journal of Homoeopathic Sciences” Wiesbaden 30CH is more effective than supportive haircare for improving telogen effluvium.
July 2025 in “Archives of Sexual Behavior” Men's facial appearance shows age, body fat, and testosterone levels, not metabolic health.
January 2025 in “Bali Medical Journal” Certain bacteria are linked to female hair loss.
June 2024 in “Synthetic and systems biotechnology” A fragment of human type XVII collagen shows great potential for skin health and wound healing.
April 2024 in “Frontiers in microbiology” Certain gut bacteria may increase or decrease the risk of male pattern baldness.
April 2016 in “Journal of The American Academy of Dermatology” Women with PCOS often have more hair growth, skin darkening, and acne, which are linked to hormonal and metabolic issues.
March 2005 in “Journal of the American Academy of Dermatology” Hair loss affects men's physical health and women's mental health differently.
September 2019 in “Zagazig university medical journal” PRP injections can help reduce hair loss in some people with Androgenetic Alopecia.
January 2014 in “Revista Brasileira de Cirurgia Plástica” A new method using gentian violet and a protective spray can improve symmetry and reduce surgery time in hair restoration, but it's only effective for total hair loss, not diffuse hair loss or follow-up treatments.
169 citations
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June 1998 in “Journal of Investigative Dermatology” Male pattern baldness is likely caused by multiple genes, not just 5α-reductase genes.
138 citations
,
January 2004 in “AIDS” Some HIV treatments can harm mitochondria, potentially causing side effects like lactic acidosis and nerve damage.
87 citations
,
December 2015 in “Cochrane library” No single treatment is clearly effective for central serous chorioretinopathy.
82 citations
,
August 2017 in “Cell Reports” An imbalanced gut and lack of biotin can cause hair loss in mice.
65 citations
,
March 1999 in “Urology” Finasteride didn't significantly improve ICPPS symptoms, more research needed.
51 citations
,
November 2011 in “British Journal of Dermatology” A gene called HDAC9 might be a new factor in male-pattern baldness.
35 citations
,
March 2007 in “Skin Research and Technology” The conclusion is that exogen is a unique hair cycle phase and the new sampling method specifically targets this stage, which may help in future hair loss research.
34 citations
,
January 2016 in “Analytical Chemistry” A new method can quickly and accurately detect drugs in hair.
32 citations
,
September 2016 in “Dermatologic Surgery” The evidence for using Low-Level Laser Therapy for hair loss is limited and more thorough research is needed.
27 citations
,
November 2015 in “American Journal of Primatology” Stable isotope analysis of hair helps study primate diets over time non-invasively.
26 citations
,
May 2013 in “British Journal of Dermatology” Hair loss risk is influenced by multiple genes.
25 citations
,
March 2017 in “Journal of Dermatological Treatment” Platelet-rich plasma treatment for non-scarring hair loss shows mixed results and needs more research.