What Really Causes Nightmares, and Can You Stop Them?

We're here to answer every question you've ever had about nightmares? What do we know about them? What distinguishes them from a sleep terror? What are some of the known causes of nightmares in adults — from late-night eating to certain medications to psychological triggers, like anxiety and depression? What have been some of the wildest case studies and what can listeners do if they persist?