in the last 4 to 5 months, i have put on 30 lbs. and being diagnosed with speep apnea in october, 08, i have been using a cpap machine since the first of nov. 08. since about jan. 09, i have excessive sleepiness during the day, even after taking prescribed provigil 400mg daily. when i take it at 7:45 am, i am dozing off around 10 or 10:30 am. and then cannot keep my eyes open by around 5:30 - 6pm. something is wrong! i had a complete blood workup, including liver function, cholesterol, blood sugar, etc. and everything came back normal...but something is WRONG!!! PLEASE HELP! I will be 52 in sept. and also have no sex drive and body hair growth has slowed substantually.