March 2013 in “The Journal of Urology” Hair loss is linked to higher prostate-specific antigen levels and urinary symptoms, likely due to age.
71 citations
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May 1991 in “Clinical and Experimental Dermatology” Young men with male pattern baldness lose hair density over time without treatment.
1 citations
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December 2023 in “Experimental Dermatology” Children with alopecia areata before age 4 may have better short-term hair regrowth.
22 citations
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July 2003 in “PubMed” Finasteride 1 mg significantly improves hair growth in men aged 41 to 60 with male pattern hair loss.
May 2023 in “Experimental Dermatology” Male pattern hair loss may be linked to the developmental origins of hair follicles.
2 citations
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January 1994 in “Journal of S C C J” The study concluded that certain hair growth measurements are good indicators of baldness severity and provide a more accurate assessment than subjective grading.
May 2021 in “Journal of the Endocrine Society” Adolescents with PCOS have higher levels of certain androgens, which are linked to hair growth but don't help diagnose PCOS better than testosterone levels.
6 citations
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May 1993 in “Archives of Disease in Childhood” Children's hair loss can be caused by many factors, including autoimmune diseases, emotional stress, genetics, and infections, with treatment and prognosis varying.
2 citations
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February 2025 in “Journal of Investigative Dermatology” August 2021 in “Indian dermatology online journal” A young boy with a rare skin and nail condition improved significantly with simple topical treatments.