So I had my son 10 weeks ago I had my 8 week check and got my pills but not on till next week we'll hopfully as me and my partner had sex all the way through my fertil stage with no contaception now I'm worried him pregnant again but. With my first child I had one period after I gave birth to her never Breast fed and didn't have a period for four months till I took the pill and they came back could this also happen again?? My period date was the 25th of Jan and my fertil week was the 3rd of Feb till the 9th I'm due back on next Monday  thanks