nervous

im 17 years old my boyfriend is 19 im going to be 18 in a few months and hes going to be 20 in October but im pregnant and nervous about this whole nine months pregnant. this is my first time obviously but its still scary to think about it! like im happy but these cravings and moods are getting wicked bad and im nausouse all the time. and im scared to tell my mom even though she wont believe me