im 16 years old and i have been having sex for about 8 months now. last week me nd my boyfrind were having sex nd the condom broke. my periods have never been regular (i can go up to 3 months with out a period) and im kinda afraid of getting pregnant. is there any other way of knowing that your pregnant? nd also sense iv had sex my vagina has been itchy w/ like gooey stuff coming out. help pleaseeeeeeee!!!