you dont need to worry just stay calm .heres one way to get your self ready .when you start you might want to use a thin pad but in your 2nd or 3rd year you should start wearing thick pads although they feel like a dipper it helps you not to get a leak also use long ones when you sleep it helps you with leaks .you should change often if you dont want to stain your unides .

i'm 12 i started at 10 so i know what its like