The EKG Page Rules Of EMS Skin signs tell all. Sick people don't complain.
Air goes in and out, blood goes round and round, any variation is a bad thing.
The more equipment you see on an EMT' s belt, the newer they are. When dealing with patients, supervisors, or citizens, if it felt good saying it . It was the wrong thing to say. All people will eventually die, no matter what you do. If the child is quiet, be scared.