I have the same issues to deal with, if you could be more precise as to what you are wanting to know..eg will you pass the medical etc I might be able to help, feel free to email me or ask away in here <img border="0" title="" alt="[Smile]" src="smile.gif" /> only one thing to say otherwise is I find I dont really benefit from the aid in the air as the headphones are good...btw Im only a new student ppl