If the bedding doesn’t perform as it should, stop using it immediately.If the heated bedding gives off a strange smell, turn it off.Don’t run electrical bedding when you aren’t nearby.Don’t use extension cords with heated bedding.Don’t use a heated mattress pad and an electric blanket simultaneously, since doing so can also produce too much heat.Doing so can cause excessive heat buildup. Don’t wrap electric blankets around your body or use extremely heavy blankets or comforters on top of the heated bedding.That could cause excessive heat to build up, damaging the wires or even causing a fire if other safety mechanisms fail. Don’t fold, bunch up, or pinch your heated bedding while you’re using it.Keep pets off the bed when you’re using heated bedding they could scratch or chew the bedding and damage the wires.