It’s that time of year again. On Sunday, November 2, the clocks go back, the days get shorter and families get an extra precious hour of sleep.

But what you may not know is that Daylight Savings is also a great time to check your smoke alarms to make sure the batteries are fresh.

One Saturday afternoon last month, I was lying on my couch watching a thought-provoking, sophisticated film – OK, it was "The Notebook" – when I decided I wanted some popcorn.