Researchers have linked too-high and too-low levels of serotonin to a range of symptoms and conditions. Medications called ...

Serotonin syndrome symptoms Your brain ... and reduce agitation Blood pressure medication to correct high or low blood pressure Heart medication to reduce heart rate Cyproheptadine (a medication ...

While a low level of serotonin alone isn't a direct cause of depression, medication targeting the chemical can improve depressive symptoms. For example, selective serotonin reuptake inhibitors ...

A review of 17 studies has cast doubt on the widely held belief that depression is caused by low levels of serotonin in the brain. Ask anyone what causes depression and chances are they’ll ...