Sleep spindles are burstlike signals in the electroencephalogram (EEG) of the sleeping
mammalian brain and electrical surface correlates of neuronal oscillations in thalamus. As …

Answering the question as to why we age is tantamount to answering the question of what is
life itself. There are countless theories as to why and how we age, but, until recently, the very …

Sleep is implicated in cognitive functioning in young adults. With increasing age, there are
substantial changes to sleep quantity and quality, including changes to slow-wave sleep …

The purpose of this review was to quantify the strength of evidence for a directional
relationship between sleep disturbance and depression in adolescents. A literature search …

Objectives: The purposes of this study were to identify age-related changes in objectively
recorded sleep patterns across the human life span in healthy individuals and to clarify …

A common but significant change associated with aging is a profound disruption to the daily
sleep-wake cycle. It has been estimated that as many as 50% of older adults complain about …

Converging evidence indicates that a profound reorganization of human brain function takes
place during adolescence: the amount of deep sleep and the rate of brain metabolism fall …

Sleep spindles are a distinctive EEG phasic feature of NREM sleep and are prevalent during
stage 2 as compared to slow wave sleep. While the neurophysiological mechanisms of …

Adolescent development is accompanied by profound changes in the timing and amounts of
sleep and wakefulness. Many aspects of these changes result from altered psychosocial …

Standard polysomnographic analysis of sleep has not provided evidence of an objective
measure of sleep quality; however, factors such as sleep duration and sleep efficiency are …