Rat's feed

It's been my lifelong dream to join the military and go to an academy, But everybody has been telling me (even my parents) that the minimum required hight is 167cm and I'm 155cm (I'm 16) my sister is also pretty short (shes 21) so there's not much hope for me to have a growth spurt, any solutions? (I've tried the usual ones like drinking milk, exer......