Insomnia Circadian Rhythms Sleep Quality Nightmares Parasomnia Sleep Deprivation Circadian Rhythm Treatment Options Impact on Health Anxiety Sleep Hygiene Lifestyle Factors Environmental Factors Psychological Aspects Impact of Sleep on Health Sleep Architecture Symptoms Diet and Nutrition Narcolepsy Sleep Patterns Effects of Noise Pollution Sexsomnia Jet Lag Dementia Impact of Noise Sleepwalking Consequences of Sleep Loss Dreaming