The air we breathe is one of the most important aspects of health that you can imagine. Without breath, there is no life. But what about toxic air from the chemicals we use to "clean?" Certainly, those cannot be any good for the air we breathe.
In fact, Discover Magazine online states the fumes from these "cleaning agents" stick around. The article—aptly titled, "Cleaning fumes linger a long time in your home—and cracking a window doesn't help," goes over some of the common chemicals in a typical household from benign to toxic.
These chemicals can linger on your household surfaces and cause serious issues.