mental health consequences, " Prof Brightling said. Another study in Nature Medicine, blamed higher levels of the protein fibrinogen and protein fragment D-dimer of a covid-19 patient for brain fog.
"Both fibrinogen and D-dimer are involved in blood clotting and so the results support the hypothesis that blood clots are a cause of post-Covid cognitive problems," reported BBC quoting Dr Max Taquet, from Oxford University. "Fibrinogen may be directly acting on the brain and its blood vessels, whereas D-dimer often reflects blood clots in the lungs and the problems in the brain might be due to lack of oxygen," he added.
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