Actually, one room might do for that, since each person slept only a third of the time.

A person sleeps when he or she is not awake.

With everything tumbling about in her mind, what person could have slept?

The person is able to do his or her usual activities and can sleep without having symptoms.

The person may sleep during the day and be wide-awake at night.

The average person slept a shade less than 8 hours a night.

A person can sleep in only one bed at a time.

A third or fourth person can sleep on the sofa in the front room.

In this disease, a person can no longer sleep and after a while will die from being so tired.

Yet, at the same time, where each person sleeps there has been a rich history.