The Cause of Depression Is Probably Not What You Think | Quanta Magazine
www.quantamagazine.org
Depression has often been blamed on low levels of serotonin in the brain. That answer is insufficient, but alternatives are coming into view and changing our understanding of the disease.

A very readable article about chronic depression and the serotonin hypothesis.

Psychiatry seems like a very interesting field for neuroscience since there’s not really any psychiatric disease that is understood today. Lots of room for progress I guess.