Do you ever get scared thinking of losing the ones you love?

yea i keep thinking that my grandpa and gradma might die before i see them again i don't know what i would do if that was to happened i haven't seen them for almost 10 years and i don't have a green card to go visit them yet either i miss them so much my grandma is my world i love her i think more than my own mother i pray i will see them soon