i had my last period on 5th september,later on i was pergnant started bleeding on 18th october,the test was stll positive.then i took 1 on the 9th of november it says negative,my bleeding stop on d 12th of november.i had no symtoms of being pregnant again.then on the 16th of december my breast was sore so i take a test it say positive......im sick i get all d symtoms.but im confuse with my dates