so tired of this!

Okay so I went pee and when I was done I pushed and this chunky stuff came out (I've had tgoing on for a while) I also put my finger in my vagina and pulled it out and there was chunky stuff on it! 
And earlier I went in the bathroom and my underwear was up high and tight on me and I pulled it down and there was chunky stuff in there it's like not liquidy I always have this I'm so tired of it! I'm scared to tell my mom about it 
I'm 14 is this something everyone gets? Help!