Sleep deprivation study effects/notes
because his eyes were so extremely heavy and tired. At this time he also had mild astereognosis. By the third day he developed mood changes, ataxia, difficulty saying tongue twisters, and marked nausea. During the fourth day he became irritable and un¬ cooperative; he developed memory lapses, difficulty concentrating, the feeling of a tight band around his head, and saw fog around the street lights. About 0300 that night he experienced the illusion that a street sign was a person. A short time later he imagined he was a great Negro football player and resented statements made about his ability and the Negro race.
- mild astereognosis
- language suppression
- short term meory suppression
- spontaneous physical sensations
- visual haze
- external hallucinations
By the fifth day his equilibrium was normal, but he had intermittent hypnogogic reveries, such as seeing a path running through a quiet forest and plants in a garden.
On the sixth day ataxia, mild astereognosis, and dysnomia were again present, and during the. next three days slight irritability, mild uncooperativeness, memory lapses, and inability to concentrate reappeared. Intermittent slurred speech was evident on the seventh day and it continued to deteriorate to a soft, slow, slurred, mushy quality by the end of the wakeful period.
By the ninth day he occasionally thought in fragments and frequently did not finish sentences. Also, blurred vision became more of a problem. During the last two days of the vigil he felt a certain radio entertainer on whose show he later appeared was trying to make him appear foolish because he could not recall certain specific facts about the vigil.
- The effects of improving sleep on mental health (OASIS): a randomised controlled trial with mediation analysis
Freeman, Daniel et al. The Lancet Psychiatry , Volume 0 , Issue 0 ,