My little furbaby's name is Dustin, he is 13 years old and is losing his hearing. Most of the time when I come home he does not hear me enter. I try not to startle him by being too loud but sometimes he still gets startled out of a deep sleep once he finally hears me. As a result, I have watched him go through four phases of an awakening process. 1.) The Startled Phase: Dustin hears me and gets startled awake. 2.) Bewildered & Figuring it Out Phase: Dustin looks a litt