4 citations
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July 2014 in “Journal of Investigative Dermatology” Old people have less hair because their hair follicles don't regenerate as well, not because of fewer stem cells, and a protein called follistatin might help reactivate hair growth.
18 citations
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February 2014 in “PubMed” Androgenetic alopecia is a common hair loss condition caused by testosterone effects on hair follicles, leading to thinner, shorter, and less pigmented hair, diagnosed using scalp dermoscopy and treated with topical minoxidil, antiandrogen agents, and 5-alpha reductase inhibitors.
March 2014 in “LA Referencia (Red Federada de Repositorios Institucionales de Publicaciones Científicas)” The reading activities used images effectively but didn't develop critical thinking about power and context.
May 2016 in “DOAJ (DOAJ: Directory of Open Access Journals)” Asian women often experience distinct hair thinning at the top of the head.
November 2016 in “Der Hautarzt” Hair thinning on top of the head is common in female androgenetic alopecia.