Please help need advice

i was here back 2017 because of sleeping problem. and again im here with the same problem. its been weeks now that my sleep was messed on and off and now its my 2nd days without complete sleep i slept for 1hour and im scared. when im trying to sleep i feel pressure in my head like a tight rubber band and i keep focusing on that pressure. i hope someone could give me advice

So sorry to hear of your trouble. Would elevating the upper half of your body help? Could you sleep with your head higher than your heart? What does your doctor say?