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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.
Blood pressure numbers tend to have a natural rhythm, rising and falling throughout the day, and some people with hypertension, also known as high blood pressure, may be prone to morning peaks.
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]
Advanced sleep phase disorder (ASPD) – A condition in which patients feel very sleepy and go to bed early in the evening and wake up very early in the morning Delayed sleep phase disorder (DSPD) – Faulty timing of sleep, peak period of alertness, the core body temperature rhythm, hormonal and other daily cycles such that they occur a number ...
Let’s dive into why storms can make you feel like curling up for a nap: Nature's Melatonin One of the biggest culprits behind storm-induced sleepiness is a drop in barometric pressure, which ...
Fatigue is a state of tiredness (which is not sleepiness), exhaustion [1] or loss of energy. [2] [3]Fatigue (in the medical sense) is sometimes associated with medical conditions including autoimmune disease, organ failure, chronic pain conditions, mood disorders, heart disease, infectious diseases, and post-infectious-disease states. [4]
If she had several drinks in a night she would expect to feel sluggish in the morning, but one or two was never a problem. Then, sometime in her mid-40s, her ability to tolerate alcohol plummeted.
The alleged mechanism for the feeling of a crash is correlated with an abnormally rapid rise in blood glucose after eating. This normally leads to insulin secretion (known as an insulin spike ), which in turn initiates rapid glucose uptake by tissues, either storing it as glycogen or fat , or using it for energy production.