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Sleep inertia is a physiological state of impaired cognitive and sensory-motor performance that is present immediately after awakening. It persists during the transition of sleep to wakefulness, where an individual will experience feelings of drowsiness, disorientation and a decline in motor dexterity.
Waking up earlier in the morning increases the response. [11]Shift work: nurses working on morning shifts with very early awakening (between 4:00–5:30 a.m.) had a greater and prolonged cortisol awakening response than those on the late day shift (between 6:00–9:00 a.m.) or the night shift (between 11:00 a.m.–2:00 p.m.). [12]
A second wind may come more readily at certain points of the circadian (24hr) biological clock than others.. Second wind (or third wind, fourth wind, etc.), a colloquial name for the scientific term wake maintenance zone, is a sleep phenomenon in which a person, after a prolonged period of staying awake, temporarily ceases to feel drowsy, often making it difficult to fall asleep when exhausted.
Oura Ring 4. This chic little water-resistant band provides valuable insights into your sleep, physical activity, heart rate, and stress level, and it also helps you set goals and foster good habits.
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Middle-of-the-night insomnia, or "sleep maintenance insomnia", also called terminal insomnia in contrast with "initial insomnia", is characterized by having difficulty returning to sleep after waking up during the night or very early in the morning. Initial or "sleep-onset" insomnia consists of having difficulty falling asleep at the beginning ...
To estimate how frequently people experience fatigue after having had COVID-19, researchers analyzed electronic health records of 4,589 patients who had COVID-19 during 2020–2021, according to a ...
DSPD patients who have tried using sedatives at night often report that the medication makes them feel tired or relaxed, but that it fails to induce sleep. They often have asked family members to help wake them in the morning, or they have used multiple alarm clocks. As the disorder occurs in childhood and is most common in adolescence, it is ...