Serotonin is a chemical produced mostly in our digestive tract. 1 Despite its humble beginnings in the gut, serotonin has the important job of deciding which brain cells to "turn off" (inhibit) during ...

Serotonin is a neurotransmitter important for mood, digestion, and sleep. You can increase serotonin levels naturally through exercise and sunlight. Serotonin is a naturally occurring monoamine ...

For the last half-century, the dominant explanation for depression has centered on serotonin. The basic idea: low levels of brain serotonin or serotonin activity leads to symptoms of depression. This ...

In our day-to-day lives, we’re constantly making a slew of decisions from immediate matters to prospects on the far horizon. But the evolutionary nuts-and-bolts of how our brains weigh these numerous ...

Recent research aims to build an understanding of serotonin’s role across different tissues and cellular pathways ...