Hair loss?

[Randy01]

Hey guys new here, let me start off im 30 and my hair is very thin, my dads hair is thin but looks like he has more lol, his dad same thin never loss, my moms side father is just gray but his dad loss of hair all on top and hair on sides, I dont eat bad ive been taking vit Bs anf workout all the time, i did use lots of hair spray much only use moose and I just mist the hair spray, from my pics below does this look like my hair is going to be like my Gp's, or im I just stuck with dads think hair, please help this sucks lol thanks first two pics are when my hair is done other is not