Long Covid

A watch-list topic: research on lingering post-viral effects on male health. Coverage is early and growing.

2Studies

2Human studies

2026Most recent

Prevalence and long-term outcomes of brain fog and cognitive impairment in individuals with long COVID: A systematic review.

Medicine2026n = Over 25,000 patients across 47 studies

Systematic ReviewHuman

This systematic review set out to understand how common brain fog and cognitive impairment are in people with long COVID, and how these symptoms play out over time. It pooled…

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Ambient climatic conditions and semen quality: a comparative analysis across the periods before, during, and after the COVID-19 pandemic.

Frontiers in endocrinology2025n = 2,672 semen samples

CohortHuman

This study asked whether the pandemic changed how sensitive sperm production is to weather. It took 2,672 semen analyses from 1,287 Korean men collected between 2018 and 2024 and matched…

Better Fertility Fertility & Sperm Long Covid

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