Well On Jthe night of July 1st...i was sleeping and during the night i was waking up from a nightmare and i saw a dark shadow jump off my tv and then my bed started shaking...i said to myself please god dont let this start again...i ay again because it happen a few month ago...so i got up turn all the lights and tv on...i lay down with the lights on and as i fell asleep my bed was starting to shake again and i was too scared and nervous to fall back to sleep...if anybody can please explain wat exatcly is going on or is just my mind playing tricks on me it would be very grateful. Thank You