You need to start with a clean slate:
1) First look at the RED
navigation bar above and select Forum List
2) At the very bottom of the forum list, Click the Mark all read
This will mark all messages read, and then from this point forward, only forums that have new posts will be highlighted.
A forum that has new posts will have like this icon to the left:
Forums that have not been updated will have this icon:
Inside forums, the new posts will be highlighted gray. You cant miss them.
This makes keeping up on the Oracle EASY. This is an important part of your membership. Please check the Oracle daily before you log on!