Chances are, your morning grogginess is just sleep inertia, which is a normal part of the waking process. Your brain typically doesn't instantly wake up after sleeping. It transitions gradually to a wakeful state. During this transition period, you may feel groggy or disoriented.

What does it mean if you wake up disoriented?

Confusional arousals is considered a parasomnia. This type of sleep disorder involves unwanted events or experiences that occur while you are falling asleep, sleeping, or waking up. Episodes tend to occur as you wake from slow-wave or stage N3 sleep.

How do I stop feeling disoriented when I wake up?