The bestselling guide to curing insomnia without drugs by "a pioneer" of the field, now updated with the latest research ( The Wall Street Journal ) For the past ten years, sleep-deprived Americans have found natural, drug-free relief from sleep disorders with the help of Dr. Gregg D. Jacobs's Say Good Night to Insomnia . In study after study, Jacobs's program, developed at Harvard Medical School and based on cognitive behavioral therapy, has been shown to improve sleep long-term in 80 percent of patients, making it the gold standard for treatment. In this revised edition, Jacobs covers new cutting-edge research on sleep and insomnia that proves the efficacy of his approach dispels the eight-hour sleep myth surveys the limitations and side effects of the new generation of sleeping pills Say Good Night to Insomnia is the definitive guide to overcoming insomnia without drugs and is certain to grace the nightstands of thousands of Americans in their quest for a healthy night's rest.