Humidifier is described as either “warm mist” or “cool mist”. In each of the process it uses a distinct method in producing the moisture it releases. Humidifier uses a fan to blow out water through wet pad or wick filter that helps trapping bacteria and dust particles before the water evaporating into the air. There are variety of Humidifiers available in market. Some of them are Warm Mist Air Humidifiers, Cool Mist Air Humidifiers, Whole House Air Humidifiers, Vaporizers and many more. Each one of them comes as a great companion that helps preventing asthma attacks and winter infection like cold. During winter humidifier provides comfort and ease by drying the air, which lessens skin allergies. It adds required moisture to the air, which lessens skin infection or allergies.