The time changed Saturday night. We all moved our clocks back one hour, but did you change the batteries in your smoke detectors? Winter is the season of the year with the highest frequency of house fires. According to the Center for Disease Control, house fires claimed the lives of 2,640 people in 2010. Smoke inhalation, not burns, is the number one cause of fire related death. The simple solution to this tragic statistic is properly working smoke detectors.