i have thyroid and platlet issues so i can bleed more than the normal i guess you can say. i usually have light to normal periods only go threw regulars a box and a half of 20 or so. this time my period came early, it was very very light and brown did not need to use a tampon for about 3 days day 4 or 5 it was a little more had to use a tampon but did not even fill up half or a quarter of it. day 7 it stoped then day 8 when i went to the bathroom i whiped and it was bright red put in a tampon and still did not fill up but a quarter if that. what is going on any ideas.