Hello everyone well a little about my problem. My periods are always normal and lasts 4 days every month this month it came on on the 8 that morning.my period using starts off heavy and then on the fourth day it goes off this one period was on and off it was really light pink.one minute when I go to the bathroom its like something on the tip next minute its nothing and it was like that for 3 days off and on never would fill up even half of a tampon or even that maybe a tip.I could keep it in all day without having to change it.I know it may be tmi but I really need someone to help me.