Tudiabetes.com ! what tu mean?

what is meaning of tu in this tudibetes term?

“your”

This post should answer your question, Deepnagi:
http://www.tudiabetes.com/profiles/blog/show?id=583967%3ABlogPost%3A582

All I know is that this was started in Spanish; in French “tu” is the familiar word for “you”

OK THANKS , MANNY FOR LET ME KNOW THE MEAN OF “TU” IN SUCH A DETAIL