sleep

To Trim Fat, Turn Down the Thermostat

Brown adipose tissue is a specialized form of fat tissue that produces heat by burning energy to maintain the body’s core temperature. Previously, a team from Virginia Commonwealth University (Virginia, USA) observed that acute cold exposure promotes intercellular communication between skeletal muscle and brown fat tissue that is mediated by an exercise-induced hormone. This metabolic …

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Poor, Inadequate, or Too Much Sleep Linked to Atherosclerosis

New research has found that people who don’t get enough sleep, get too much sleep, or who have poor quality sleep have increased levels of calcium in their coronary arteries – an early indicator of cardiovascular disease. Dr Chan-Won Kim of Kangbuk Samsung Hospital of Sungkyunkwan University School of Medicine in Seoul (South Korea), and …

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One Night of Sleep Deprivation Causes Insulin Resistance

Demonstrating once again the importance of a good night’s sleep, new research has found that a six-month high-fat diet and one night of sleep deprivation could both impair insulin sensitivity in a similar manner. In this study, conducted at Cedars-Sinai Medical Center in Los Angeles, CA, researchers measured insulin sensitivity in eight male dogs, using …

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