Multiple neuroimaging and electrophysiological studies demonstrate that specific brain structures and functional circuits—including the prefrontal cortex, striatum, insula, and precuneus—are directly correlated with risk-taking behavior.
The retrieved papers consistently identify specific neural correlates, circuits, and regional brain activations (such as the striatum, insula, and prefrontal regions) associated with various forms of risk-taking behavior across human and animal studies. There are no papers refuting the relationship.