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Why do i get cranky after a nap?

That familiar groggy feeling is called “sleep inertia,” and it means that your brain wants to keep sleeping and complete a full sleep cycle. Sleep inertia results from waking abruptly out of deep sleep or slow wave sleep, which is the kind of sleep you start to fall into approximately 30 minutes into snoozing.

Why do I wake up angry after nap?

Sleep inertia

Your little siesta did contribute to your mood. “There is period of time after you wake up called ‘sleep inertia,’” said Steven Bender, DDS, director of the Center for Facial Pain and Sleep Medicine and clinical assistant professor with the Texas A&M College of Dentistry.

Why do I wake up so irritable?

Many factors can cause or contribute to irritability, including life stress, a lack of sleep, low blood sugar levels, and hormonal changes. Extreme irritability, or feeling irritable for an extended period, can sometimes indicate an underlying condition, such as an infection or diabetes.

How do I get rid of sleep inertia?

Sleep inertia is a natural part of waking up, but you can limit its effects by: regularly getting a full night’s sleep. limiting naps to less than 30 minutes.
Sleep inertia

  1. don’t get enough sleep.
  2. wake up abruptly from a deep sleep.
  3. set your alarm for earlier than usual.