I went through a growth spurt also, got my hair ruined T_T so its really short and I look like a boy. AND ON TOP OF THAT I have gotten really muscular because of my swimming I practice 3 to 4 hours a day and do dryland AND I work out at the gym with my brother. And I've developed into a inverted triangle body shape bc I kinda lost my appeatite T_T I LOST 10 POUNDS THATS CONCERNING