Dry air during cold and flu season can make respiratory issues considerably worse. Vaporizers and Humidifiers are effective means to increase moisture to the air which can ease coughs and colds. You can compliment respiratory therapy at home with a portable vaporizer or humidifier that balances the moisture in your space. Humidifiers create moisture from cold air and vaporizers create steam by heating and evaporating water, both small appliances help to open bronchial passages and clear sinuses. Humidifiers are also able to treat dryness of the skin, nose, throat, and lips.