Loneliness can lead to sleepless nights for middle-aged and older adults, according to new research.

Cognitive behavioral therapy is effective for insomnia among individuals with alcohol use disorder, regardless of abstinence from alcohol, a study finds.

The next time you have trouble falling asleep, consider turning the clock around so you can't see it. Watching it makes insomnia worse.

Researchers have found a gene called Pig-Q that's associated with sleep regulation in humans, flies, and zebrafish.

The brain's orexin system motivates drug-seeking behavior, studies indicate. That means insomnia drugs could fight addiciton.

Neurons adapt to help fruit flies stay awake in dangerous situations, a finding that could lead to new ways to treat insomnia in people.

People who have difficuilty falling asleep or staying asleep may have more problems remembering or concentrating more than a decade later, research shows.

Eating more fruits and vegetables can help young adults, especially women, sleep better, a new study shows.

Just a few short phone calls can offer "large, robust, and sustaining" benefits for older adults with insomnia, a new study shows.

"Without sufficient good quality sleep, suicidal thoughts start to have a louder voice." Surveys indicate mental health risk during April.