1. Sleep Deprivation And It's Effects On Teenagers
... tones that were played during this phase, they successfully indicated about half of the tones. Phase 2 is described as being the first phase of actual sleep. When the same test was done on subjects in phase 2, no response was given. Phase 3 and phase 4 are the deepest phases of sleep. Phase 3 is moderate, and phase 4 is extremely deep sleep. These are the ... and mentally. They have been compared to the symptoms of a common mental disorder called ADHD (attention deficit/hyperactivity disorder). Sleep deprivation affects our ability to complete simple tasks like taking notes, copying, o...
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