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The Guardian - UK
The Guardian - UK
World
Geneva Abdul

‘Brain fog’ of long Covid comparable to ageing 10 years, study finds

Covid-19 Brain Claire Steves King College London
Tired young business woman or student with a headache using laptop
The study found cognitive impairment was highest in people who had symptoms for more than three months. Photograph: Boonchai Wedmakawand/Getty Images

The so-called “brain fog” symptom associated with long Covid is comparable to ageing 10 years, researchers have suggested.

In a study by King’s College London, researchers investigated the impact of Covid-19 on memory and found cognitive impairment highest in individuals who had tested positive and had more than three months of symptoms.

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