July 2025 in “International Journal of Trichology” Hair shedding increases at the end of summer due to seasonal changes.
February 2012 in “Clinical and Experimental Dermatology” Many adult women experience unexplained excessive hair shedding, often starting before age 40.
10 citations
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June 1998 in “International Journal of Dermatology” Inflammation around hair follicles leads to hair loss, and treatments should focus on reducing this inflammation and other factors for effectiveness.
34 citations
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May 2013 in “Journal of the European Academy of Dermatology and Venereology” Hair growth slows and shedding increases after childbirth, but most women don't experience excessive hair loss.
37 citations
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January 2009 in “Dermatology” Healthy women tend to lose more hair in July and April, and the least in February.