A new study found 86 percent of people who completed cognitive behavioral therapy for insomnia found their sleep improved, while their health-care-related expenses plummeted by more than $200 on average.

Insomnia and nightmares are common side effects of a variety of prescription medication. Is your medication on the list?

Memory loss may be a side effect of prescription drugs. Here are some of the most common culprits, as well recommended alternatives.

People with trouble sleeping in middle age are more likely to develop symptoms that lead to Alzheimer's disease in later life, according to a new study that revealed an association between the amount and quality of sleep and memory decline.