Will things ever get better?

Im 13 and me my 2 sisters and her baby and my 3 borthers and cousin live with my granma im stressed all the time im aggravated all the time im mad at the world im crying all the time i dont know y but i want a baby so bad im scared all the time im always tired and never happy and it seems like people always want to pick on me i feels like no one cares i pray all the time and i try and talk to god so whats the problem