Hi , I have been pregnant 8 times and have had 4 kids,, I had my monthly on October 16th and it ended on the 20th I usually last about 6 to 7 days... I had unprotected sex from the 15th on until today on November the 6th... after I stopped bleeding on the 20th still to today nov 6 I am still bloated sore breast and very moody and have really bad heartburn... did not have this with my other kids... Could I be pregnant