Japanese scientists at Yokohama City University, led by Professor Takuya Takahashi, have identified a biological cause for Long COVID brain fog, linking it to increased AMPA receptor activity in the brain. This condition affects over 80% of Long COVID patients, causing cognitive impairment. The research suggests that Long COVID brain fog is a measurable disorder, not just a lingering symptom, and highlights the need for diagnostic and therapeutic advancements. Teljes cikk (Euronews.com)