Short period

Jen • Mommy to a 7 year old boy and 4 month old twin boys!
I got my IUD out in January and since  my period has returned it has only lasted 3-4 days and pretty light. I had the Mirena for 7 years and didn't have a period during that time but before it was always around 6 days. Has anyone else experienced this or are short periods bad when you are ttc? Thanks!