Teen pregnancy

Here lately I’ve been thinking about babies it’s babies this babies that and idk why or what to do I’ve been having dreams about having children or being pregnant in general to the point I have the feeling I am. My friend is 16 and pregnant and I wanna be as well it may seem like I wanna be like my friend but I’ve been thinking about it way before her but Idk what to do any advice? Oh and I’m 15 I know it’s not good to be a teen mom but I just don’t know... I’m also a virgin still and I just need help