Trouble falling asleep at least 3 nights a week
Trouble staying asleep through the night
Waking up too early and not being able to go back to sleep
Lying awake for a long time before falling asleep
Feeling unrefreshed after a full night in bed
Daytime sleepiness or fatigue
Trouble focusing, remembering, or thinking clearly
Irritability, mood changes, or low mood
Needing naps often because of poor nighttime sleep
Sleep problems lasting for weeks or longer
Sleep problems causing distress or affecting work, school, or daily life
Sleep problems not explained by a temporary schedule change, illness, or substance use
Sleep problems happening even when you have enough time and a good chance to sleep
Worrying about sleep or dreading bedtime
Snoring, gasping, or leg movements during sleep that may suggest another sleep disorder
If you are unsure, a clinician can help determine whether it is insomnia or another cause