Hi,I m 24yrs.Had my period on the 3rd-7thMarch had sex on the 30th he came inside,had my period later that day till the 3rd April,had sex again on the 6th he came inside.I feel sick all the time,veryhungry to the point I want to throw up if I ignore the hunger,always tired breasts feel tender and heavy gaining weight backache aswell as headaches. Could I be pregnant?I took a pregnancy test on the 18th April got negative results, I am trying to get pregnant, is it possible to fall pregnant in this week as I could get my periods again on the 26th? Please help