Ruin your family life, and physical life. you will not have good friends, loose money, and everytime you drink/do drugs there is a chance that your next is your last (you dying) its very unsafe and can make you mean and irritatable when you are having a withdrawal (not good) you become desprate and might even steal to get money for more
C.) the process of bone remodeling ceases
the reason is because you don't reach full bone density till you are mid twenties and bone remodeling decreases from that time depending on how you preserve your bones.
She needs to control her diet. This helps because it makes her healthier, and less sugar will decrease her risk.
She also needs to exercise daily to keep herself healthy
Flexibility, patience, energy,serving, jumping, spiking, how fast you are etc