People do not think that humidifiers are an essential device in a household. They are completely wrong. Every single house should have a humidifier, unless you live in a climate that does not require temperature control. The need for a humidifier is caused by how we heat and cool our homes. The air conditioning and furnace, when running, both pump out dry air of varying temperatures. This is problematic as there is not really a natural way to make the atmosphere of your house more wet. The dryness of the air can cause a lot of problems for you. It makes your eyes really irritated, and it makes decreases the healthiness of your skin. One thing to consider is that too much humidity is also bad for you. If your house is too humid, mold can be a problem you need to look out for. Mold prefers humid climates and will thrive there. Humidifiers might seem pretty simple but there are so many types of them, it might seem complex and overwhelming. There are many categories of humidifiers to choose from. Each one has their benefits and drawbacks. You need to choose the perfect humidifier for your home. The first type is the steam vaporizer. It is the cheapest and simplest. It just boils water into steam and pumps it out. Central humidifiers are a thing, they are built into your central heating and cooling system, they can control the humidity of the whole house. This is really useful because a lot of humidifiers only control the humidity of one or two rooms, they are not able to cover such a large space. Impeller humidifiers are more child friendly, instead of using steam, they use disks to expel cold mist. This keeps kids safe from burns. I love this room humidifier, in order to find a good selection of humidifiers use http://del.icio.us.com/best-room-humidifier/ .