Hello Dr Its Faisal Khan From Pakistan.as I Am A

Hello Dr its faisal khan from pakistan.as I am a flight steward.from the day I have been traveling in air bus 320 aircraft.I get severe sickness.not in any other aircraft.only in 320.my ear drum starts to pain like hell.my head pain me crazy.I think I am not fit for narrow bodied aircraft.coz I feel so much in depression or that some one had prisoned me.plz help me out.