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Naps are most often taken as a response to drowsiness during waking hours. A nap is a form of biphasic or polyphasic sleep, where the latter terms also include longer periods of sleep in addition to one period. For years, scientists have been investigating the benefits of napping, including the 30-minute nap as well as sleep durations of 1–2 ...
Naps should be 60 to 90 minutes for the greatest benefits but any longer may result in affecting a person's circadian rhythm. [60] [61] After napping, a person can wake with sleep inertia, where a person feels groggy or disoriented after waking. [59] Naps have positive short term effects, especially in improving performance and attention. [59]
Findings from a new study suggest it may give older adults a mental boost, helping to improve memory and thinking skills. Napping for an hour may boost brain power Skip to main content
It may come with insomnia or major depressive disorder, or indicate other mental disorders. [2] The consequences can negatively affect the health, cognition, energy level and mood of a person and anyone around. It increases the risk of human error, especially with technology. [3]
What does sleep inertia feel like? Sleep inertia is impaired cognitive and physical function immediately after waking. It may feel like grogginess, sluggishness, drowsiness, and trouble thinking ...
In this podcast episode, Medical News Today shares three actionable resolutions that can help improve brain, heart, and metabolic health in the new year via diet, sleep, and exercise. Brain health ...
Chronotype can affect how sleep deprivation influences mood. Those with morningness (advanced sleep period or "lark") preference become more depressed after sleep deprivation, while those with eveningness (delayed sleep period or "owl") preference show an improvement in mood. [62] Mood and mental states can affect sleep as well.
Other aspects of sleep health have been associated with obesity, including daytime napping, sleep timing, the variability of sleep timing, and low sleep efficiency. However, sleep duration is the most-studied for its impact on obesity. [120] Sleep problems have been frequently viewed as a symptom of mental illness rather than a causative factor.