Sleep apnea!! please help!?

ive been suffering with health anxiety for a few years now due to an ectopic heartbeat, witch ive had a number of test for ecgs,ekgs, echo, holter chest xray, bllod work...my question is lately when going to sleep i get this disturbing feeling when im just about to drift off to sleep its like ive stopped breathing and waken up need to take a few deep breaths its not hypnic jerk its somthing that no one has put a name to it, please help me as this is spoiling my quality of life!! im a male 23, social smoker binge drink once a fortnight!