Question

Why we get tired when we wake up from sleep immediately??​

Answer 1

Answer:

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.

Answer 2

Answer:

is due to sleep inertia... your body may be awake but brain is not active yet