Stages of sleep and normal sleep patterns: rem nrem sleep

Stages of Sleep and Normal Sleep Patterns: REM and NREM sleep cycle

Various stages of sleep are described based on their different electroencephalographic (EEG) features. The first scoring manual (1968) with standardized criteria for sleep staging included five stages of sleep. This scoring method remained in effect until 2007, when the American Academy of Sleep Medicine (AASM) further revised the scoring of…

Best sleeping pills for insomnia
Signs and symptoms of depression

Signs and Symptoms of Depression Supported by Strong Scientific Research

The only way to define depression is to outline the clinical symptoms of this disorder. The hallmark symptoms of depression are sustained negative affect and difficulties experiencing positive affect.  Depression can be defined as a combination of clinical symptoms in affective-cognitive (depressed mood), neurovegetative (poor sleep, energy) and behavioral (loss…

Lack of sleep and health outcomes: coping with chronic sleep deprivation

Lack of sleep and health outcomes: coping with chronic sleep deprivation

Sleep deprivation is a relevant health problem in modern societies. Sleep of sufficient duration, continuity, and depth without circadian disruption is necessary to prevent physiological changes that may predispose individuals to adverse health outcomes. Sleep deprivation is linked to a number of negative health outcomes, including psychiatric, metabolic, and cardiovascular…

Can't sleep pips on how to sleep better and faster

Can’t sleep? Tips on how to sleep better and faster

The prevalence of insomnia is skyrocketing. Population based estimates indicate that about 30% of adults complain they can’t sleep. Sleep medicine has developed strategies and tips on how to sleep better and faster. There are a number of alternative, effective nonpharmacologic therapies that can help patients who can’t sleep at…