Although serotonin signaling had been implicated in mating behavior by previous work, this new study shows that it's not so much the behavior that's affected, but how it's directed.

Individuals with social phobia make too much serotonin. The more serotonin they produce, the more anxious they are in social situations. Skip to main content. Your source for the latest research news.

Serotonin Mediates Behavioral Gregarization Underlying Swarm Formation in Desert Locusts Science, 323 (5914), 627-630 DOI: 10.1126/science.1165939. More on locusts and serotonin: ...

Serotonin is known to regulate digestion at multiple levels within the human gastrointestinal, and up to 95% of the mood-regulating hormone is released into the gut by certain intestinal cells ...