Dana Greenia is a registered nurse, clinical researcher and co-investigator in the 90+ study, a NIH-NIA funded population-based investigation of people over the age of 90. Initiated in 2003, the 90+ study is based in Laguna Woods, California and has enrolled more than 1,960 participants making it likely the largest study of its kind in the world. Dana Greenia will discuss the study and the updates that she and her team have learned.