Let’s cool it in the bedroom
Sleep is essential for good health, as we all know. But a new study hints that there may be an easy but unrealized way to augment its virtues: lower the thermostat. Cooler bedrooms could subtly transform a person’s stores of brown fat — what has lately come to be thought of as “good fat” — and consequently alter energy expenditure and metabolic health, even into daylight hours.
http://well.blogs.nytimes.com/2014/07/17/lets-cool-it-in-the-bedroom/?_php=true&_type=blogs&_r=0