Well just now ive be have a brown stain on my undies it looks simalair to poop?

and when i wipe myself i see blood i am really worried and i haven't mentioned anything to my mom plz help i wanna know if this is my length but i don't exprience cramps if do i could barely be aware of anything
ps im a 13 How long has this be going on? Sounds like you may hold your period. You should cooperate to your mom and let her impart you the supplies you will need. Don't be afraid, it is a inbred thing. If you hold any questions email me.
Sounds similar to a period!