A person is unable to learn new information or skills. Coordination is poor, creating a risk for falls and accidents. A person may require assistance with bathing, eating and dressing. Complex tasks that require any decision-making or a series of steps are overwhelming. Agitation, wandering or pacing is common.
Moods are even more exaggerated.
A person may be uncooperative, hostile or aggressive, although some people become serene and peaceful. Language and speech troubles worsen. Ability to add, subtract or do other calculations is lost. Sleep cycles fall out of sync. A person may sleep at odd hours and wander at night.