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Longitudinal Studies of Aging

Longitudinal Studies of Aging

The Longitudinal Studies of Aging (LSOAs) is a collaborative project of National Center for Health Statistics (NCHS) and the National Institute on Aging (NIA). It is a multicohort study of persons 70 years of age and over designed primarily to measure changes in the health, functional status, living arrangements, and health services utilization of two cohorts of Americans as they move into and through the oldest ages.

The project is comprised of four surveys:



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Contact Us:
  • Julie Dawson Weeks, Ph.D.
    Aging and Chronic Disease Statistics Branch
    National Center for Health Statistics
    3311 Toledo Road, Mailstop 6226
    Hyattsville, MD 20782-2064
  • Page last reviewed: November 6, 2015
  • Page last updated: August 25, 2008
  • Content source: CDC/National Center for Health Statistics
  • The U.S. Government's Official Web PortalDepartment of Health and Human Services
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