The brain "fog" often reported by people with long Covid may be linked to lung function, according to a recent study.

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The "brain fog" of long COVID might be due to impaired lung function following a person's infection, a new study says.

In patients with long COVID, lower pulmonary gas exchange may be associated with impaired cognitive function, according to a new study.

Lower rates of gas exchange in the lungs may contribute to impaired cognitive function ("brain fog") tied to long COVID, ...

Study senior author Dr. Sean Fain said: “If these findings can be generalized to the long Covid population, the study ...

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