Medical Xpress November 18, 2025
New research led by Mass General Brigham followed more than 3,500 patients, finding that 10.3% had symptoms consistent with long COVID three months after infection, 81% of whom continued to experience persistent or intermittent symptoms a year later.
Millions of patients have developed long COVID, a chronic condition that involves a range of symptoms, including fatigue, brain fog, dizziness, and palpitations that persist for at least three months after SARS-CoV-2 infection.
Researchers track long COVID symptoms over time
In a new analysis of adult participants in the Researching COVID to Enhance Recovery (RECOVER) Initiative, Mass General Brigham researchers identified eight different trajectories that long COVID can take, depending on severity, duration, and whether symptoms improve or worsen.
Their findings are...
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