Why do i frequently wake up confused in the middle of the night?

Arousals: Waking up during deeper sleep will cause you to be confused. If you are 23 and not taking certain medications, 30 % of your night could be this deep sleep. More importantly is the reason as to why you are waking up so often. This can be pain, your surroundings or another problem with your body. You can have sleep study to find out likely cause.