Poor sleep linked to mood disturbance, lower quality of life in obese adults
A new study in the December issue of the journal Sleep shows that poor sleep quality is strongly associated with mood disturbance and lower quality of life among people with extreme obesity.
Study examines frequency and type of adverse events during in-lab polysomnography
A Mayo Clinic study found that adverse events during polysomnography were relatively uncommon, with an event occurring on average once for every 623 PSGs. The most common adverse events were cardiac in nature (29.3%), with a majority involving acute chest pain.
Caffeine in late afternoon, early evening can disrupt sleep
A study of 12 healthy normal sleepers in the November issue of the Journal of Clinical Sleep Medicine looked at caffeine’s effects on sleep taken 0, 3 or 6 hours before going to bed
Study finds a strong genetic influence on child sleep behavior
A study of 132 adolescent twins with a mean age of 12 years – 66 monozygotic and dizygotic pairs – found that there is a strong genetic influence on the sleep-wake patterns of children.
Combining bright light with melatonin produces greater advance in circadian timing
A study in the November issue of the journal Sleep shows that morning bright light combined with early evening melatonin induced a greater phase advance of the salivary dim light melatonin onset (DLMO) than either treatment alone.