lact oct 17 i delivered a baby boy.after 7 months i got my first periods it's normal had 5 days flow again last 3 months had normal 28 days cycle with normal flow but this month i have flow morethan 7 days.today my 8th day of periods but bleeding is bright red colour without anyclots. usually my periods stopped 5th day from the puprity to last month.But this month i have periods long.Everytime i took test on my periods but this time I can't take test have lot of works ,lifting my baby and washing dress may its a reason for my flow?