I believe it's fairly well known that not being exposed to dirty environments, animals and nature have caused a huge increase in allergies all around the world (but very much the most in the developed world).
I keep hearing that but I don't really know where that idea comes from. I am skeptical of that idea.
I don't think things are simple at all. That's part of why my desire to write on the topic hasn't really gone anywhere.
I keep hearing that but I don't really know where that idea comes from. I am skeptical of that idea.
I don't think things are simple at all. That's part of why my desire to write on the topic hasn't really gone anywhere.