Heavy bleeding no cramps spine pain n lower back. 8-8 changed tampon(superplus) 5 times 2day. got very sleepy very quick laid down was out for 10 norm?

Anemia: You have heavy periods and fatigue. It's likely that you're anemic and need to be assessed by a doctor for possible need for iron supplementation or starting a method to control your bleeding; or even figuring out why you're bleeding so much to begin with. If you're passing out or can't stand up, or bleeding more than 1 pad/hr x 2hrs then you need to go to the ed.