updates where it says someone replied to a thread?
if so here are your options-
How do I stop email notification from single threads (aka unsubscribe)?
top of each thread, first post itll say "thread tools" then click unsubscribe
how do I stop email notifiactions from all threads?
go into on of the email notifications and click the link at the bottom that says unsubscribe from all threads
how do I stop future email notifications from being sent?
go to the user control panel, top left of any page itll say "user CP"
scroll down on the left itll say "edit options"
then look for the category "messaging and notifications"
then "default thread subscription mode"
then choose the option that suites you in the drop down box