Death is an illusion. You can look high and low in our universe and all you will ever find is life. You don’t cease to be when you die physically - you just change.
Was it an easy transition when you changed from a child into an adult? Probably not. But your life continued on. Physical death is the same. You will find that once you have reached the other side of it, you will still be alive.
I just lost my brother-in-law, who, along with my older sister, rescued me from a dysfunctional home and raised me. Lost her two years ago...lost him last Tuesday. This was very comforting