i was on various drugs for over 3 yrs - went cold turkey and now been clean for over 3 yrs- i have been trying to start a new life and get out there and do things but i am always tired have no motivation have a lack of emotion and just don't have any energy anymore i feel so old and just want to lay down and sleep and i am only 24 , i have to have energy drinks when i go to work otherwise i am so exhausted. i have already had blood test and all are normal ? any suggestions