5 citations
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November 2003 in “Biomedical Papers of the Faculty of Medicine of Palacký University, Olomouc Czech Republic” The exact causes of baldness are not fully understood, limiting treatment options.
4 citations
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January 2023 in “Andrology” The testes produce sperm and hormones essential for male development.
1 citations
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January 2022 in “Springer eBooks” 1 citations
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May 2013 in “Hair transplant forum international” Non-classical 21 hydroxylase deficiency is an underdiagnosed cause of female hair loss and polycystic ovarian syndrome.
January 2026 in “International Journal of Molecular Sciences” Lifestyle changes and environmental strategies can help address declining testosterone levels.
August 2025 in “Aesthetic Plastic Surgery” Collaboration and innovation are key to developing effective, safe hair loss treatments.
January 2025 in “Journal of Clinical Medicine” PCOS is the most common cause of hirsutism, and personalized treatment is important.
June 2020 in “Journal of genetic medicine” The document's conclusion cannot be provided because the document is not accessible or understandable.
January 2025 in “Advances in experimental medicine and biology” April 2023 in “Medizinische Genetik” Male-pattern hair loss is largely influenced by genetics, with key genes identified.
March 2023 in “Advances in Clinical and Experimental Medicine” Oral and topical finasteride are effective and safe for treating female hair loss.
149 citations
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January 2011 in “Nature reviews. Urology” Hormonal interactions, especially involving DHT and estrogen, play a key role in BPH development and treatment.
6 citations
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September 2020 in “African Journal of Urology” Prostate size varies by ethnic group, age, residence, and blood glucose, but not by body measurements or fat.
186 citations
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February 2015 in “Frontiers in Neuroscience” Testosterone affects brain behavior in complex and varied ways.
147 citations
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November 2020 in “Journal of Internal Medicine” Age, health conditions, race, and gender affect COVID-19 risk.
101 citations
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March 2019 in “Cell Stem Cell” Certain immune cells in the skin release a protein that stops hair growth by keeping hair stem cells inactive.
92 citations
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April 1999 in “The journal of investigative dermatology/Journal of investigative dermatology” Nonpalmoplantar skin cells can be made to express keratin 9 by interacting with palmoplantar fibroblasts.
66 citations
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December 1999 in “Journal of Investigative Dermatology” New mutations in the hairless gene may cause hair loss and affect bone development.
41 citations
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July 2018 in “Frontiers in Neurology” Myotonic dystrophy may be classified as a segmental progeroid disorder.
35 citations
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November 2021 in “Journal of Animal Science and Biotechnology/Journal of animal science and biotechnology” DNA methylation changes in Tan sheep affect growth and fur traits.
33 citations
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January 2016 in “Indian Journal of Dermatology, Venereology and Leprology” Taking 1 mg of finasteride daily can increase hair count and improve hair appearance, but it may have side effects on sexual function and a potential risk of prostate cancer. It may not be effective for postmenopausal women unless taken in higher doses.
28 citations
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February 2021 in “Open Forum Infectious Diseases” African Americans faced worse COVID-19 outcomes due to a mix of social, environmental, and biological factors.
24 citations
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January 2018 in “Indian Journal of Dermatology, Venereology and Leprology” Androgenetic alopecia is mainly caused by genetic factors and increased androgen activity, leading to hair follicle miniaturization.
23 citations
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September 2021 in “Frontiers in Cellular and Infection Microbiology” Testosterone's effects on COVID-19 are unclear and need more research.
19 citations
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November 2021 in “Reviews in endocrine and metabolic disorders” Sex hormones like estrogen and testosterone may affect COVID-19 severity differently in men and women, potentially influencing prevention and treatment strategies.
7 citations
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September 2020 in “Bioscience Biotechnology and Biochemistry” The scalp has more diverse bacteria, while hair has more bacteria and unique types.
5 citations
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July 2024 in “Frontiers in Microbiology” Changes in gut bacteria might influence alopecia areata.
5 citations
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October 2021 in “American Journal of Medical Genetics Part A” A new genetic variant causes BRESHECK syndrome by disrupting cell growth and stress response.
2 citations
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May 2022 in “International Journal of Impotence Research” Finasteride may be linked to Peyronie’s disease, but more research is needed.
2 citations
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January 2015