As frigid temperatures are sweeping a large portion of the country, government officials from severely impacted regions are issuing "Code Blue" alerts. Use of them is spreading some confusion, so let's clarify what the term actually means.
With snow days making some stir crazy, delving into what can be physically possible seemed an essential, compelling escape. 
Given that roughly two-thirds of weather-related deaths are attributed to cold temperatures, it seems appropriate to raise awareness about basic measures to ensure a happy winter season. Stay warm and safe, and ...