Is Your Heater Making You Sick?

With the recent cold snap, many people are switching on their furnaces for the first time in months to keep warm.

We all know some of the dust and debris that fills the vents when not in use can be a fire risk. But some of that stuff can actually make you sick. Most of us are turning up the thermostat, but did you know you’re supposed to do the opposite — opening up your doors and windows to let the cold air in?

Shawn Evans, chief of staff and emergency physician at Scripps Memorial Hospital La Jolla, says turning on the heat can be a possible health hazard.

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Lisa Ohmstede