just one night of bad sleep can slow down your metabolism the next morning, reducing the energy you expend by up to 20 percent.
Cranking the radiator at night burns through little more than your gas bill. .your thermostat to a cool 66 degrees Fahrenheit cuts 7 percent more calories, as your body burns fat to maintain its core temperature.
You may have hard of Intermittent Fasting (IF) — the practice of consciously having calorie-free blocks of time throughout your day or week, sometimes up to 16 hours a day without food