They (heated bedding products) are like Christmas lights. When they get too hot, too cold or emit an odor, it’s time for new ones.

Smoke alarms have been around a long enough time that most people know to evacuate immediately when they hear one. Unfortunately, people are prone to forget that the batteries in smoke alarms need changing at...

Our biggest problem with them isn’t the temperature. It’s when people who can’t properly react to the heat, such as infants or the elderly, use them and become uncomfortable and potentially injured.

Their situation is like cell phones. Studies have been batted back and forth for years. But there’s no definitive scientific evidence that would demand concern.