Clocks in much of the country will "fall back" this Sunday at the end of daylight saving time , but your clock's time isn't the only thing you should check during the bi-annual time change, authorities say.

The Office of the Illinois State Fire Marshal suggests people "take a few moments the test button on your smoke alarms and check their expiration dates" as they set clocks back this weekend.

Clocks will change at 2 a.m. Sunday for the end of daylight saving time , falling back an hour.

"The few minutes you spend testing, inspecting, and replacing any broken or expired alarms are well worth the peace of mind that comes from knowing your family is protected,” Illinois State Fire Marshal Michele Pankow said in a statement. “This is also the perfect time to review and practice your f

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