WHO / Hedinn Halldorsson
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Myth-busters: debunking long COVID myths and misconceptions

30 January – 31 March 2026

Misconceptions about post COVID-19 condition, more commonly known as long COVID, continue to hinder diagnosis, prevention, care and rehabilitation.

To debunk these myths and misconceptions, WHO/Europe, with support from the European Union, has developed 8 long COVID myth-busters that use evidence-based information and real patient stories to clear up these myths and promote scientifically accurate understanding. These messages are published in the form of social media assets that can easily be adapted by any individuals and organizations and further shared.

Long COVID refers to a range of symptoms that persist for at least 2 months after an initial COVID-19 infection, affecting physical, cognitive and mental health, and potentially impacting daily functioning and quality of life.

While the exact number of people living with long COVID remains uncertain, it is estimated that more than 36 million people across the WHO European Region may have experienced it during the first 3 years of the pandemic (2020–2022). With reduced COVID-19 testing and uneven surveillance post 2022, the true cumulative number is likely higher. Yet, despite its scale, long COVID remains one of the most misunderstood aspects of the pandemic, with myths and false information continuing to circulate online and offline.

These myths are not abstract. They affect how people are believed, diagnosed, supported and treated – and they deepen stigma for those already living with life-altering symptoms.