Key pathway identified, which appears to be activated in people with long COVID suffering ‘brain fog’

In a study recently published study, researchers from the University of New South Wales and St. Vincent’s Hospital have identified a key pathway, involved in inflammation, which appears to be activated in Long COVID patients who have symptoms of ‘brain fog’. This discovery could lead to answers and new treatments for those experiencing brain fog because of Long COVID.

Long COVID Brain Fog Treatment Breakthrough: Key Biological Pathway Discovered (

The full article can be found here: The kynurenine pathway relates to post‐acute COVID‐19 objective cognitive impairment and PASC – Cysique – 2023 – Annals of Clinical and Translational Neurology – Wiley Online Library