???????

is it possible to get pregant on a period. so i had my.period nov 15th -21st. i had sex on 15th of my period.. my bleeding was light and not heavy... and after that we didnt have sex on ovulation days. anyways my nipples are sore like with my other two pregancys thats how i knew i was pregant. and i took test yest neg and today neg... im almst 7dpo tomrow.... 😑 idk if that can even happen... according to my chart im suppose have another period in 6 days. and sore nipples is new if i get my.period....