jess,
About breathing exercises i am agree with you that it consists not more than some manual tech.. but one important factor which i feel is the pulmo management for icu patients(ex. comma) where the subject is subconsious or unconsious and application of breathing exercises are obtructed

well see what swapnil replies to your questions

for swapnil my questions are
1. how common cystic fibrosis is within indians?
2. what are the contraindications of treadmill testing?
3. what are cardiac conditioning exercises?

tommorow ill send my topics.