Updated edition: Has expanded section on the DORA sleeping pills, newer research and treatment guidelines. Overview: One in ten Americans suffers from chronic insomnia. Many receive sleeping pills and over-the-counter sleep aids. There are many different ones, in what can seem like a bewildering variety. In this book, Dr. Mendelson draws on his experience of 40 years doing research and treatment of insomnia to explain how sleeping pills work, as well...