Ok i need help my lmp was 5 29 .. but i ovulated on 6 22 ..was my first posative opk .. had sex everyday for 4 days after.. everyone sayd i should be 5 weeks ..but that cant be because i ovulated late.. how many weeks after fertilization should i be .. i have a dr app wed.. i went to the er they confirmed my pregnancy .. n saw a sac measuring 1.09cm but no baby n my levels were 451..i would assume closer to 2 weeks right??... n no baby would be visible this early.. just looking for advice..im kinda nervous right now.. ive had breast tenderness ..sleepiness... nausea... back pain bloating.. n appetite increases..someone please help..