I'm having trouble sleeping, even when i am tired.

Try taking Valerian Root. It really helps me get restful sleep regardless of how many hours I sleep. Unlike Melatonin which would require me to have a minimum of 8 hours and would still feel draugy and tired.

You might have ptds

Put your earphones on and listen to this...[media=https://youtu.be/TsRgQuud3Sk]