57 citations
,
April 2019 in “British journal of dermatology/British journal of dermatology, Supplement” Alopecia areata involves immune system imbalances that may lead to depression and anxiety.
25 citations
,
June 2012 in “Endocrine” PCOS may start before birth, involves metabolic issues, and can be treated with drugs like metformin and lifestyle changes.
16 citations
,
September 2018 in “Clinical Biochemistry” The document concludes that more research is needed to fully understand the causes of PCOS.
7 citations
,
January 2020 in “Nature” Stress turns hair white by depleting color-giving cells in hair follicles through a specific neurotransmitter related to the body's stress response.
January 2026 in “Scientific Reports” PCOS involves immune and genetic factors, with key roles for T cells and specific genes.
32 citations
,
March 2021 in “Journal of cosmetic dermatology (Print)” COVID-19 infection may trigger alopecia areata in some patients.
December 2024 in “Archives of Dermatological Research” COVID-19 vaccines do not increase the risk of alopecia areata.
May 2026 in “Frontiers in Endocrinology” Exposure to particulate matter worsens postpartum hair loss by affecting inflammation and cell death pathways.
April 2025 in “Health Science Reports” Smoking and lighter hair color increase alopecia risk, especially in women and those over 25.
156 citations
,
October 1996 in “Science of The Total Environment” Tributyltin exposure causes sex changes, sterilization, and decline in the snail Ocinebrina aciculata, risking its extinction.
2 citations
,
August 2024 in “Preprints.org” Fluocinolone may help treat scalp symptoms in ichthyosis patients.
May 2025 in “Annals of surgical case reports & images.” Certain gut bacteria may protect against hair loss, while others may increase the risk.
June 2020 in “Comparative medicine” NSG mice had the most mites, and genetic factors affect immune response and susceptibility.
17 citations
,
July 2016 in “The Prostate” Metformin may lower PSA levels, possibly affecting prostate cancer development.
2 citations
,
March 2025 in “PNAS Nexus” Raman spectroscopy can detect radiation exposure in mouse hair with high accuracy for up to 7 days.
July 2024 in “Clinical Cosmetic and Investigational Dermatology” Certain immune cells are linked to non-scarring hair loss, suggesting potential for immune-targeted treatments.
April 2012 in “Lab Animal” Early exposure to germs may protect against autoimmune diseases, lack of sex increases alcohol preference in fruit flies, a potential baldness treatment could involve blocking a specific receptor, skin memory cells help prevent re-infection, high-fat diets can affect brain cells related to weight, and the link between social status, stress, and heart disease in primates is unclear.
253 citations
,
March 2006 in “The Journal of Clinical Endocrinology and Metabolism” Exposure to too much androgen before birth might cause polycystic ovary syndrome later in life.
122 citations
,
July 1990 in “Teratology” Finasteride exposure in pregnancy causes genital abnormalities in male rats.
11 citations
,
July 2014 in “Clinical Rheumatology” Cyclophosphamide often causes gastrointestinal issues, hair loss, and low blood cell counts in Chinese patients with autoimmune diseases.
10 citations
,
February 2019 in “Toxicological Sciences” Finasteride exposure affects gene expression and anogenital distance in male rat fetuses.
4 citations
,
June 2025 in “JMIR Formative Research” Hair cortisol concentration may reflect some physiological stress but doesn't strongly correlate with perceived stress.
2 citations
,
July 2024 in “Skin Research and Technology” Copper may protect against alopecia areata, while certain inflammatory markers increase risk.
1 citations
,
May 2025 in “Journal of Cosmetic Dermatology” Blood metabolites significantly influence alopecia areata risk.
1 citations
,
March 2025 in “Archivos Argentinos de Pediatria” Exposure to certain chemicals in food and containers may increase the risk of early breast development in young girls.
1 citations
,
May 2021 in “International Journal Of Medical Science And Clinical Invention” Women with PCOS may have a higher risk of severe COVID-19 due to hormonal imbalances and vitamin D deficiency.
November 2025 in “Animals” Exposure to certain chemicals may increase the risk of heart disease in dogs.
August 2025 in “Nutrition and Health” Eating foods rich in vitamin D and iron helps prevent hair loss, while alcohol and sugary drinks can cause it.
Type XVII collagen helps control skin cell growth and may have anti-aging effects.
April 2025 in “Journal of Cosmetic Dermatology” Managing lipids may help treat hair loss.