June 2026 in “JAAD International” Long-term exposure to air pollution increases the risk of hair loss.
June 2026 in “British Journal of Dermatology” This study found that long-term exposure to particulate matter (PM2.5 and PM10) is associated with an increased risk of developing alopecia areata, with possible involvement of inflammatory pathways, suggesting PM as a modifiable environmental risk factor.
56 citations
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May 2021 in “Journal of infection/The Journal of infection” This study found that 80% of hospitalized COVID-19 survivors experienced at least one post-COVID symptom seven months after discharge, with fatigue, hair loss, and dyspnea being the most common.
28 citations
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August 2014 in “Cancer Causes & Control” In this study, there was no evidence that using 5α-reductase inhibitors for either short or long durations increased the risk of male breast cancer.
17 citations
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January 2020 in “The World Journal of Men's Health” This article discusses the potential health risks associated with long-term use of finasteride and dutasteride for prostate and hair loss treatments, suggesting risks may include non-alcoholic fatty liver disease, insulin resistance, type 2 diabetes, and other metabolic issues.