Brown fat: How cells generate heat by burning calories
Brown adipocytes help in weight management and protection against metabolic diseases by converting calories into heat.
Cold exposure activates brown fat and enhances metabolic activity.
West Lawn woman latest Cook County cold-related death: medical examiner
Reyna Duarte, a woman from the Southwest Side, died from a combination of a stroke, high blood pressure, heart disease, and cold exposure.
Duarte's death brings the total number of confirmed weather-related deaths in Cook County to eight, with three additional deaths suspected in collar counties.
Chicago weather: 1 to 3 inches of snowfall expected Thursday evening, as winter weather advisory goes into effect at 6 p.m.
A winter weather advisory is in effect for parts of Illinois and Indiana, with the possibility of 1 to 3 inches of snow and sub-zero wind chills.
Severe wind chills can cause frostbite on exposed skin in as little as 30 minutes: 7 people in Cook County have already died from cold exposure.
Experts reveal surprise benefits of cold weather
Embracing the cold can lead to improvements in health, mood and appearance
Exercising outdoors in the winter can boost metabolism and strengthen the heart