Search results
Results from the WOW.Com Content Network
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.
“Diet is very important, and sometimes forgotten as the reason why people may feel tired all the time,” says Eric Ascher, D.O., a family medicine physician at Lenox Hill Hospital in New York City.
Affected people often report that while they do not get to sleep until the early morning, they do fall asleep around the same time every day. Unless they have another sleep disorder such as sleep apnea in addition to DSPD, patients can sleep well and have a normal need for sleep. However, they find it very difficult to wake up in time for a ...
In individuals deprived of sleep, somnolence may spontaneously dissipate for short periods of time; this phenomenon is the second wind, and results from the normal cycling of the circadian rhythm interfering with the processes the body carries out to prepare itself to rest. The word "somnolence" is derived from the Latin "somnus" meaning "sleep".
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.
Sleep medicine doctor and Renuma CEO Dr. David Rosen, MD, explains that it’s natural for someone’s sleep pattern to change over time. “A normal night of sleep keeps changing as we age," he says.
Additionally, the hormone melatonin, released before sleep, is triggered by darkness and can make people feel sleepy earlier, in turn affecting mood and mental health.
In general, patients with hypersomnia or excessive sleepiness should only go to bed to sleep or for sexual activity. [56] All other activities, such as eating or watching television, should be done elsewhere. [56] For those patients, it is also important to go to bed only when they feel tired, rather than trying to fall asleep for hours. [56]