Biological Psychiatry

Psychology & Psychiatry

New support for the notion of a serotonin deficit in depression

Since the 1960s, researchers have postulated that major depression stems from disruptions in the serotonin neurotransmitter system, but the evidence for that idea, though plentiful, was indirect. In fact, a recent comprehensive ...

Diseases, Conditions, Syndromes

Study reveals how racism takes its toll on the brain and body

Structural racism has not only psychosocial but also biological consequences. Discrimination has been shown to contribute to mental and physical disorders including obesity, depression, and addiction, but the biological pathways ...

Genetics

New insights into lithium's effectiveness for bipolar disorder

Bipolar disorder, a neuropsychiatric condition that includes manic and depressive episodes, affects about 1% of the population and is strongly influenced by genetics. About half of patients respond very well to lithium salts ...

Medications

Hepatitis C drugs may reduce PTSD symptoms

More than 6 percent of Americans will develop posttraumatic stress disorder (PTSD) in their lifetime. This potentially chronic condition disrupts lives, and can lead to or exacerbate existing health issues such as depression, ...

Medications

Statins may provide protection against depression

Statins have been hailed as a wonder drug; the cholesterol-lowering drugs have been prescribed to tens of millions of people since their approval in the late 1980s to prevent heart attack and stroke. But the drugs may yet ...

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