Lingering brain inflammation found after mild COVID infection
Feb 25 2026
Even a mild case of COVID-19 or the flu can impact the body long after the fever and cough fade, according to new Tulane University research that may help explain why some people struggle to feel fully recovered weeks or months later.
Tulane researchers found that while both viruses can leave lasting lung damage, only SARS-CoV-2 infection caused persistent brain inflammation and small blood vessel injury, even after the virus was no longer detectable. The findings, published in Frontiers in Immunology, help explain why long COVID often includes neurological symptoms such as brain fog, fatigue and mood changes, while influenza is more commonly associated with respiratory complications...
LINK:
https://www.news-medical.net/news/20260225/Lingering-brain-inflammation-found-after-mild-COVID-infection.aspx
