How the Brain Learns to Reclassify Danger and Reward
Source: Neuroscience News
The brain constantly evaluates whether stimuli are positive or negative, prompting approach or avoidance behaviors that are essential for survival.
Summary: The brain constantly evaluates whether stimuli are positive or negative, prompting approach or avoidance behaviors that are essential for survival. A new study reveals that two neuron types in the nucleus accumbens—D1 and D2 neurons—respond … [5561 chars]