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Brain scans reveal a possible cause of long COVID fatigue and brain fog

Summary by Science Daily
Researchers have found evidence that long COVID may damage dopamine releasing neurons in the brain, potentially explaining persistent fatigue, low motivation, slowed movement, and memory difficulties. The discovery could lead to new treatments that target the brain's dopamine system.

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A new brain imaging study led by the Centre for Addiction and Mental Health (CAMH) in Canada has provided the strongest evidence yet on the biological mechanism behind symptoms such as persistent fatigue and brain fog after COVID. According to the research, the disease damages a critical group of neurons in the brain. Here are the details...

Researchers at the Centre for Addition and Mental Health (CAMH) identified damage to dopaminergic neurons as a possible cause of fatigue and ‘nebulous brain' associated with long COVID. The discovery, published in the journal...

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MSNBCTV NEWS broke the news on Tuesday, September 22, 2026.
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