long covid
Published research on long covid.

A 2026 longitudinal study found reassuring cognitive trajectories after mild-to-moderate COVID-19: Alpha/Delta and Omicron groups both improved by follow-up, and neither group showed persist…
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A 2026 controlled study of 96 people found severe long-COVID fatigue across 3 validated fatigue scales, but the tested peripheral inflammation, cellular-stress, neuroprotection, and autoimmu…
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A large prospective study has uncovered two blood biomarker profiles measured during acute COVID-19 that are associated with cognitive deficits months later. Higher fibrinogen and lower C-re…
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