A study published in the April 15 issue of the Journal of Clinical Sleep Medicine (JCSM) finds no significant difference in sleep parameters associated with the first-night effect in patients undergoing sleep studies in a hotel and a hospital-based sleep laboratory.

There is a high frequency of sleep-related breathing disorders (SRBD) in hospitalized patients referred for polysomnography (PSG), also known as an overnight sleep test, especially in patients with underlying cardiopulmonary disease, according to a study published in the April 15 issue of the Journal of Clinical Sleep Medicine (JCSM).

Decreased sleep time, added with more TV watching, may be more hazardous to health than previously imagined, leading to obesity in infants and toddlers.

In addition to being a risk factor for a depressive episode, persistent insomnia may perpetuate the illness in some elderly patients, and especially in those receiving standard care for depression in primary care settings, according to a study published in the April 1 issue of the journal SLEEP.

A study published in the April 1 issue of the journal SLEEP confirms the persistent nature of insomnia and the increased risk of subsequent depression among individuals with insomnia.

There is new promise on the horizon for those who suffer from REM Sleep Behaviour Disorder (RBD) according to researchers at the University of Toronto.

In healthy people, both sleepiness and vigilance show a relationship with core body temperature and skin temperature. When core body temperature is high during the daytime, skin temperature is low, which translates into optimal vigilance. Conversely, when core body temperature is low at night time, skin temperature is high, which correlates to optimal sleep.

The majority of patients with narcolepsy / cataplexy experience a number of symptoms of eating disorders, with an irresistible craving for food and binge eating as the most prominent features, according to a new study.

The National Sleep Foundation says Americans are not getting enough rest and work may be the main impediment.

Both insomnia patients and normal sleepers define sleep quality by tiredness upon waking and throughout the day, feeling rested and restored upon waking, and the number of awakenings they experienced in the night.

In one of the largest epidemiologic studies of insomnia among adolescents ever conducted in the United States, a study published in the February 1 issue of the journal SLEEP allows for an estimation of the impact of chronic insomnia on future functioning of adolescents.

A ninety minute daytime nap helps speed up the process of long term memory consolidation, a recent study conducted by Prof. Avi Karni and Dr. Maria Korman of the Center for Brain and Behavior Research at the University of Haifa found.