Serotonin: What Is It, Function & Levels
Serotonin is a chemical that carries messages between nerve cells, telling your body how to perform various functions. Serotonin plays a role in mood, digestion and sleep.| Cleveland Clinic
Serotonin is a chemical that carries messages between nerve cells, telling your body how to perform various functions. Serotonin plays a role in mood, digestion and sleep.| Cleveland Clinic
