Introducing the Long Life Family Study (LLFS) Data Dictionary, a comprehensive collection of terms and definitions used throughout our website. As you delve into the world of LLFS, this valuable resource will guide you through the intricacies of our study documentation, research projects, and core members. Unlock a deeper understanding of the LLFS mission and gain insight into the groundbreaking work conducted by our dedicated team of researchers. Explore the LLFS Data Dictionary today and embark on a journey towards longevity and healthy aging. An NIA Study.