But by leaving the humidifier on all night in the morning condensation's pouring off the windows ...
humidifier
Throat and nose membranes hurt by dry air allow cold viruses to enter more easily. It is important to carry out sensible counter plans against the cold with heaters and against the dryness with humidifiers.
n. A device that increases the moisture content of the air; -- used to avoid excessive dryness in buildings, which can cause irritation to the throat. Compare dehumidifier. Syn. -- moisturization. [ PJC ]