Few things in life will shake you to your core as much as losing a parent. Though there's no magical pill or secret method of coping that can make it less painful, you can get help through grief counseling, and that's something you need to consider as soon as you know you're losing a parent.
Understand That Nothing Can Really Prepare You For How You'll Feel
Even knowing beforehand that your mother or father is passing can't fully prepare you for how you will feel when you ultimately realize they're gone.