New Study Provides First Evidence of Dopamine System Injury in the Brain of Long COVID Patients

Toronto, ON (July 10, 2026) — A new brain imaging study led by researchers at the Centre for Addiction and Mental Health (CAMH), published in eBioMedicine , provides the strongest evidence to date that long COVID is associated with injury to dopamine-releasing neurons in the brain—a finding that may explain symptoms such as lack of motivation due to fatigue, slowed movement, and memory…