your complaints of suggestive of obstructive sleep apnoea syndrome. but for confirmation of diagnosis complete examination of your upper airway is necessary along with various tests such as polysomnography. if you are feeling breathless in the night it may be something related your lungs or cardiovascular system. if its observed by your spouce or somebody else who sleeps along with you then chances of sleep apnoea are high. treatment depends on results of various tests after confirmation of diagnosis

You could be sufferring from Obstructive Sleep Apnoea Syndrome. Please drop in to my clinic for a complete evaluation. It would be helpful if you came with your spouse or any person who sleeps next to you to get their inputs which would be very helpful in diagnosing your condition