Dopamine doesn’t flood the brain as once believed – it fires in exact, ultra-fast bursts that target specific neurons. The discovery turns a century-old view of dopamine on its head and could transform how we treat everything from attention-deficit/hyperactivity disorder (ADHD) to Parkinson’s…
Yes, that’s always been more or less the case. However, the brain’s uptake/use of neurotransmitters like Dopamine has been understood for decades to have at least some specificity to it. We always knew we were shooting flies with shotguns, though.