Too little or too much sleep can increase your perception of fatigue. And even if you get enough hours of sleep, you might find yourself dragging the next day if that sleep was interrupted by frequent awakenings or was of poor quality.
Why do I sleep 12 hours and still feel tired?
Characteristics of hypersomnia In extreme cases, a person with hypersomnia might sleep soundly at night for 12 hours or more, but still feel the need to nap during the day. Sleeping and napping may not help, and the mind may remain foggy with drowsiness.
Why do I feel more tired when I oversleep?
When you sleep an extra hour or two more than you normally do, chances are you're going to wake up from the REM cycle, or cycles three or four, which means you're going to feel groggier.26 Jan 2017
Is it possible to oversleep and still be tired?
Research bears out the connection between too much sleep and too little energy. It appears that any significant deviation from normal sleep patterns can upset the body's rhythms and increase daytime fatigue.
Is it okay to sleep 12 hours a day?
How Much Sleep Is Too Much? Sleep needs can vary from person to person, but in general, experts recommend that healthy adults get an average of 7 to 9 hours per night of shuteye. If you regularly need more than 8 or 9 hours of sleep per night to feel rested, it might be a sign of an underlying problem, Polotsky says.
Is it okay to sleep 10 hours a day?
Sleep needs can vary from person to person, but in general, experts recommend that healthy adults get an average of 7 to 9 hours per night of shuteye. If you regularly need more than 8 or 9 hours of sleep per night to feel rested, it might be a sign of an underlying problem, Polotsky says.
When should I worry about too much sleep?
You might be oversleeping if you: Need more than nine hours of sleep to feel well rested. Are excessively sleepy during the day. Depend on naps or caffeine to get through the day, even with sufficient sleep.2 Sept 2021