Sleep Inertia: How Long Does Grogginess Last After Waking Up?
Understanding Sleep Inertia Sleep inertia is the term used to describe the grogginess and disorientation many people feel upon waking....
Tag: sleep inertia
Sleep Inertia: Why You Feel Groggy After Waking Up
What is Sleep Inertia? Sleep inertia is the transitional state between sleep and wakefulness, characterized by feelings of grogginess and...