Mark in a circle the number that describes the best your alert level or
I feel active, vital, alert, very awake.
I am working at a high level, but not at the maximum. I am able to concentrate.
Relaxed, awake, but not completely alert, I respond. 4.
A little bored, slow.
Bored, starting to lose what to do, I can hardly be awake.
Dozing, I prefer to be in bed.
Almost disconnected, I can not stay awake, Falling asleep is imminent.