One of the biggest changes I've made in my quest to have a greener and healthier home is in the way I clean my house. I've been replacing toxic commercial cleaning products with homemade cleaners using natural ingredients.
Maybe you're having the same experience that I did not very long ago.
You're starting to realize that there are lots of unhealthy things in your home environment. Products you've been using for years and that you never gave a second thought to are turning out to be menaces to your health. From what you're reading and hearing, it seems like almost everything is toxic.