The article seems to articulate that happiness is the opposite of depression and that unhappiness is synonymous with depression. That could be arguably a thing in a purely rhetorical sense but is absolutely incorrect in a clinical sense.
Clinically speaking depression is the multi symptom result of one or more chemical imbalances in the brain resulting in arrhythmic emotional states. The opposite of depression from a clinical perspective is emotional balance. This is why treating specifically the symptoms of depression often results in relapses at later times.
The article seems to articulate that happiness is the opposite of depression and that unhappiness is synonymous with depression. That could be arguably a thing in a purely rhetorical sense but is absolutely incorrect in a clinical sense.
Clinically speaking depression is the multi symptom result of one or more chemical imbalances in the brain resulting in arrhythmic emotional states. The opposite of depression from a clinical perspective is emotional balance. This is why treating specifically the symptoms of depression often results in relapses at later times.