A recent study from the United Kingdom found a simple form of therapy called behavioral activation (BA) is as effective in treating depression as more complex psychological treatments and even medication. So, how does BA work and what is the relationship between behavior and emotions? Emotions are important sources of information that guide our behavior… Read more

People suffering from major depressive disorder who also have high inflammation levels may benefit from taking omega-3 fatty acid EPA (eicosapentataenoic acid), new research from Emory University suggests. In a randomized trial, 155 participants were given either two capsules containing EPA-enriched mix or a placebo, or four capsules of a docosahexaenoic acid-enriched mix or four… Read more

What Is A Mood Disorder?

Mood disorders comprise a group of diagnoses in the Diagnostic and Statistical Manual of Mental Disorders (DSM) classification system where a disturbance in the person’s mood is hypothesized to be the main underlying feature. The classification is known as mood (affective) disorders in International Classification of Diseases (ICD). English psychiatrist Henry Maudsley proposed an overarching… Read more

What Is Mania?

Mania is a state of abnormally elevated arousal, affect, and energy level, or “a state of heightened overall activation with enhanced affective expression together with lability of affect.” Although mania is often conceived as a “mirror image” to depression, the heightened mood can be either euphoric or irritable; indeed, as the mania intensifies, irritability may… Read more


Anhedonia is defined as the inability to experience pleasure from activities usually found enjoyable, e.g. exercise, hobbies, music, sexual activities or social interactions. While earlier definitions of anhedonia emphasized pleasurable experience, more recent models have highlighted the need to consider different aspects of enjoyable behavior, such as motivation or desire to engage in activities (motivational… Read more