Purpose of Review: The efficacy of some nonpharmacologic therapies appears to approach that of most drugs used for the prevention of migraine and tension-type headaches. These therapies often carry a very low risk of serious side effects and frequently are much less expensive than pharmacologic therapies. Considering this combination of efficacy, minimal side effects, and cost savings, medicati...

Major depression is believed to be a multifactorial disorder involving predisposing temperament and personality traits, exposure to traumatic and stressful life events, and biological susceptibility. Depression, both unipolar and bipolar, is a "phasic" disease. Stressful life events are known to trigger depressive episodes, while their influence seems to decrease over the course of the illness....