@stulerner, just scroll to the top of the discussion and click +Follow -- it will change to Following and you will receive an email notification whenever someone posts to the discussion.

See the "Get Started on Connect" users guide to learn how to perform other tasks on Connect. There is a link to the guide at the bottom of every page on Connect in the lower left hand column. There is another discussion you might find helpful here:

Groups > Just Want to Talk > Search - It can help you!
-- https://connect.mayoclinic.org/discussion/search-it-can-help-you/