First - line therapies currently focus on increasing dopamine levels in the brain, but these treatments can cause serious side effects and often lose effectiveness over time. (sciencedaily.com)
We know that injuries to the head can affect one's capacity to think and that changes in dopamine levels in the brain can have bizarre mental effects. (faith.org.uk)
Other questions determine a propensity to be curious or a tendency to seek novel experiences, supposedly based on dopamine levels in the brain. (fsat.ru)