ABC Health - WOND
SONGPHOL THESAKIT/Getty Images(NEW YORK) -- According to a new study published in Nature Neuroscience, researchers at Trinity College in Ireland used blood tests to measure certain biological markers and specialized brain images to discover that long COVID patients with brain fog had more permeability or "leakiness" of their blood-brain barrier – offering the first biological evidence that this symptom may be due to underlying changes in the brain."A lot of long COVID symptoms, especially brain fog, are often written off as 'oh that’s all in your head' but this study is sugg...