8 citations
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October 2021 in “bioRxiv (Cold Spring Harbor Laboratory)” This study found that healthcare workers with a positive SARS-CoV-2 nasopharyngeal swab were most likely to report long-COVID symptoms, while seropositive workers without a positive swab had milder symptoms.
June 2025 in “Frontiers in Neurology” This study found a significant association between finasteride use and increased risk of memory impairment, highlighting the need for risk communication and routine cognitive monitoring for long-term users.
November 2025 in “Journal of Disease and Public Health” This systematic review found that 5%–10% of COVID-19 cases develop long-term sequelae like neurocognitive impairment and cardiovascular damage, with higher risks in women and severe cases. Vaccination may reduce these risks, but further evidence is needed to confirm its efficacy.
This study investigated the effects of ethanol leaf extracts from Ziziphus jujuba and Eclipta alba on cognitive impairments in diabetic rats, finding significant improvements in learning and memory with these treatments, along with decreased blood glucose levels over 21 days.
35 citations
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January 2022 in “Clinical Infectious Diseases” This study found that healthcare workers with a positive COVID-19 test reported long COVID symptoms more frequently than negative controls, while prior physical activity was linked to reduced neurocognitive and fatigue symptoms.