This isn't a answer but I'm 12 ill be 13 in June, I had brownish discharge with blood when I went to the toilet this morning I seen it when I wiped, I got really scared and I don't know if it's the start of my first period or an infection:( then when I was at school I went to the toiler and it was everywhere, all over my panties, I didn't know what to do, I had it for around 4 days, is this my period? Help me!:(