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Sleep deprivation, also known as sleep insufficiency [2] or sleeplessness, is the condition of not having adequate duration and/or quality of sleep to support decent alertness, performance, and health. It can be either chronic or acute and may vary widely in severity.
Chronic sleep deprivation can promote systemic inflammation, which is an underlying factor in various health problems. Weight gain. Poor sleep can disrupt hormones involved in appetite regulation ...
Here's what to know about unrefreshing sleep. Here's what to know about unrefreshing sleep. Skip to main content. Subscriptions; Animals. Business. Entertainment. Fitness. Food. Games ...
A CDC study detailed that one in three adults report poor sleep, with daylight exposure being one of the main factors that influence the quality of their sleep. When you're not getting enough ...
Insomnia is the most common sleep problem, with many adults reporting occasional insomnia, and 10–15% reporting a chronic condition. [117] Insomnia can have many different causes, including psychological stress, a poor sleep environment, an inconsistent sleep schedule, or excessive mental or physical stimulation in the hours before bedtime ...
Poor sleep quality is defined as the individual not reaching stage 3 or delta sleep which has restorative properties. [28] Major depression leads to alterations in the function of the hypothalamic–pituitary–adrenal axis, causing excessive release of cortisol which can lead to poor sleep quality.
Winter brings less daylight and colder temperatures, which can disrupt sleep. Seasonal Affective Disorder (SAD) is more common in winter due to the lack of sunlight, causing sleep disturbances.
The most common sleep-related symptom of bipolar disorder is insomnia, in addition to hypersomnia, nightmares, poor sleep quality, OSA, extreme daytime sleepiness, etc. [27] Moreover, animal models have shown that sleep debt can induce episodes of bipolar mania in laboratory mice, but these models are still limited in their potential to explain ...