hi im new to this but here goes. im a father to a four year old girl named abbey. abbey was diagnosed at birth with cf she had a bowel blockage. abbey has been very well up to last year. we are from and living in ireland and cf care wouldnt be a prioraty over here. last year abbey had a collapsed lower left lung and we were told its cf and nothing could be done (cut a long story short) we changed consultants and thriough a combination of rigorous phisio and diferent nebs and meds her lung is back up and running and she is generally well, we dont have the cf vest over here and i was wondering is it good is it hard to use and would you recomend it, thank you for your time