so i recently went thru a miscarriage on 1/11/19 i found out my baby's heart beat was no longer there so i decided to do a d&c on Sunday 1/13/19 they said it'd be a week for the bleeding to stop and on thursday of this last week i stopped bleeding was just pink and normal & then a day or two later it started heavy but it's not blood it's darker than that is anything wrong should i be worried ???