Loss of sleep, even for a few short hours during the night, can prompt one's immune system to turn against healthy tissue and organs.

According to a new Consumer Reports survey to be published in the September issue, 44% of Americans are "Problem Sleepers;" they have trouble falling asleep, staying asleep, or wake up too early at least eight nights per month.

Difficulty falling asleep and staying asleep increase as women go through menopause according to research by Rush University Medical Center. Waking up earlier than planned also increases through late perimenopause but decreases when women become postmenopausal. The study is published in the July 1 issue of the journal SLEEP.

A research abstract that will be presented on Tuesday at SLEEP 2008, the 22nd Annual Meeting of the Associated Professional Sleep Societies (APSS), finds an increased prevalence of sleep problems among school-aged children who are obese and an association between increased weight and lower quality of life.

A significant number of women worrying about cancer may be experiencing sleep disturbances, even without a breast cancer diagnosis, according to a research abstract that will be presented by Amita Dharawat, MD, on Monday at SLEEP 2008, the 22nd Annual Meeting of the Associated Professional Sleep Societies (APSS).

In the first study across time into late childhood of the effects of prenatal drug exposure on sleep, prenatal drug exposure is associated with greater sleep problems in children. In addition, nicotine has a unique effect, and early sleep problems predict later sleep problems, according to a research abstract that will be presented on Tuesday at SLEEP 2008, the 22nd Annual Meeting of the Associated Professional Sleep Societies (APSS).

Decreased nightly total sleep time, even within the normal range, is associated with an increased percentage of REM sleep during subsequent naps, according to a research abstract that will be presented on Tuesday at SLEEP 2008, the 22nd Annual Meeting of the Associated Professional Sleep Societies (APSS).

For some children, sleep problems may result purely from poor sleep habits and inadequate sleep hygiene. However, for a small percentage of children, sleep problems might represent a pre-cursor or early symptom of a more serious emotional disorders, including anxiety and depression, according to a research abstract that will be presented on Monday at SLEEP 2008, the 22nd Annual Meeting of the Associated Professional Sleep Societies (APSS).

Common hassles at work are more likely than long hours, night shifts or job insecurity to follow workers home and interfere with their sleep.

Chronic cough can cut into children’s sleep and fray parents’ nerves. Although antihistamines can alleviate cough, possible side effects outweigh their benefits, say authors of a new review of studies from Australia.

In a new survey, physicians report they are not getting the sleep they need to function at their best and current work schedules may contribute to their inadequate sleep.

Treatment with methylphenidate (MPH) appears to have beneficial effects on sleep parameters in adults with ADHD, including increased sleep efficiency and a feeling of improved restorative value of sleep, according to a study published in the March 1 issue of the journal SLEEP.