I Was Just Resently Diagnosis With Obstructive Sleep Apnea And

I was just resently diagnosis with obstructive sleep apnea and was told I need to use a cpap machine im very compliant with using my machine whenever I sleep or take a nap and every since august 3rd 2015 when I purchased my machine and even with continued uses I still feel like crap in the morning and during certain hours of the day my sleep and drowsiness it just it just take over my day im in the bed all day no energy no don't and cant do anything attitude that's myevery day my every day all day new years feeling like now im so overwhelmed by s[eep but its only 5 in the evening way togo to sleep rite now and sometime when I do give in to my sleepiness I don't sleep to well so can some one help ms im so sleepy