Wednesday, January 14, 2009

Longer sleep tied to worse cholesterol in seniors

Older people who spend more time sleeping have higher cholesterol levels, and less "good" HDL cholesterol, Dutch researchers report. Complete news at...

The immune system's battle against invading bacteria reaches its peak activity at night and is lowest during the day. Experiments with the laboratory model organism, Drosophila melanogaster, reveal that the specific immune response known as phagocytosis oscillates with the body's circadian rhythm, according to Stanford researchers who presented their findings at the American Society for Cell Biology (ASCB) 48th Annual Meeting, Dec. 13-17, 2008 in San Francisco. Complete news at...

Will "exergaming" help you get into shape, or should you try boot camp or high-intensity interval training instead? Complete news at...

Snoring and daytime sleepiness are not associated with allergic rhinitis, but are associated with obstructed nasal passages, regardless of an individual's allergic status, according to an article released on December 15, 2008 in Archives of Otolaryngology--Head & Neck Surgery, one of the JAMA/Archives journals. One persistent symptom of allergic rhinitis, a runny nose due to allergies, is nasal obstruction. Complete news at...

Animal species that sleep for longer do not suffer as much from parasite infestation and have a greater concentration of immune cells in their blood according to a study published in the open-access journal BMC Evolutionary Biology. The question of why we sleep has long puzzled scientists. Complete news at...

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