Sara (or would you rather be called Sara Louise?) You also need to follow people on Twitter and retweet (RT) things they say that you agree with. Please follow
@diabeteshf the TuDiabetes account (note, it's NOT @TuDiabetes)
@askmanny - our founder and president. he is a GREAT example of how to use Twitter
look at who Manny and DHF follow, and check them out and follow them if you like what they are tweeting.
and yes, it does take time.