Serotonin speeds learning
Why do treatments with antidepressants like Prozac seem to work better when combined with behavioral therapies, which promote the learning of positive behaviors by the depressed patient? A new study suggests a possible explanation.
The study found that serotonin enhances the speed of learning. When serotonin neurons were activated artificially, using light, it made mice quicker to adapt their behavior in a situation that required such flexibility. Zach Mainen
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