Breathing in America: Diseases, Progress, and Hope brieﬂ y describes respira-
tory diseases and the progress that is being made in the quest to ﬁ nd their
cures. It describes who is vulnerable to developing these diseases, what it is like
to have them, and their burden on society. It tells about prevention, treatment,
and ways to stay healthy. And, most importantly, it explains where we are in
understanding the disease processes, how close research is to developing new
tests and treatments, and what still needs to be done....