insomnia

noun in·som·nia \ in-ˈsäm-nē-ə \

Definition of insomnia

:prolonged and usually abnormal inability to get enough sleep

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insomniac

play \in-ˈsäm-nē-ˌak\ adjective or noun

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Examples of insomnia in a Sentence

has suffered from insomnia virtually his entire life

Recent Examples of insomnia from the Web

But Goop continues to claim walking barefoot can cure insomnia, stickers can promote healing and using crystals can cure infertility.

— the tylt, cleveland.com, "Is Gwyneth Paltrow's Goop a scam?," 29 Aug. 2017
A new study in the Journal of Clinical Sleep Medicine is the first to link binge-watching with poorer sleep quality, more fatigue, and increased insomnia.

— Health.com, "Yes, Binge-Watching Really Is Messing With Your Sleep," 17 Aug. 2017
Some medical experts argue that many cases of insomnia, which afflicts some sixty million Americans, may also stem from a fear of the dark.

— patrick blanchfield, Esquire, "Shot in the Dark," 1 Aug. 2017
Even the vast majority of insomnia patients slept better after just three sessions of CBT, say scientists from the American Academy of Sleep Medicine.

— amy capetta, Good Housekeeping, "What Is CBT?," 17 July 2017
Its side effects can include hallucinations, insomnia, mood disturbances and seizures, which could end in death.

— michael engelhard, Alaska Dispatch News, "Bloodsucking, bloodthirsty, blood-crazed predators," 15 July 2017
Low levels of the electrolyte, which is necessary for proper muscle and nerve function, has been linked to insomnia, heart-beat irregularities, hypertension, and muscle spasms and cramps.

— claudia mcneilly, Vogue, "Pili—The Delicious, Healthy Nut You’ve Never Heard Of," 13 July 2017
These night owls may have a common form of insomnia called delayed sleep phase disorder (DSPD), which studies have suggested is at least partly heritable.

— veronique greenwood, Scientific American, "Night Owl? Scientists Identify a Gene That May Be Keeping People Up at Night," 7 July 2017
Marked by progressing dementia and insomnia, the disease caused victims to slowly waste away.

— mark johnson, Milwaukee Journal Sentinel, "In tracking a lethal family of diseases that threatens humans and animals, scientists have become the hunters," 6 July 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'insomnia.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.