Serotonin is a chemical messenger that affects many functions in the body and brain. Low serotonin is one factor that may contribute to depression and anxiety, but people can take some steps to ...

Serotonin has become much more than a hormone: it's a wellness buzzword that allegedly carries the weight of our wellbeing. You may have heard it dubbed the 'happy hormone', or seen it discussed in ...

Symptoms of low serotonin may include mood changes, feelings of depression or anxiety, and difficulty with functions such as sleep and memory. Physical signs may include gastrointestinal symptoms or ...