Johns Hopkins Medicine

Alzheimer's Disease Research Center

Jennifer Schrack, Ph.D.

Associated Investigator


  • Wanigatunga AA, Wang H, An Y, Simonsick EM, Tian Q, Davatzikos C, Urbanek JK, Zipunnikov V, Spira AP, Ferrucci L, Resnick SM, Schrack JA. Association between brain volumes and patterns of physical activity in the community. J Gerontol A Biol Sci Med Sci. 2021; 76:1504-1511.
  • Schrack JA, Wanigatunga AA, Zipunnikov V, Kuo PL, Simonsick EM, Ferrucci L. Longitudinal association between perceived fatigability and cognitive function in older adults: Results from the Baltimore Longitudinal Study on Aging. J Gerontol A Biol Sci Med Sci. 2020; 75: e74-e80.
  • Bai J, Sun Y, Schrack JA, Crainiceanu CM, Wang MC. A two-stage model for wearable device data. Biometrics. 2018; 74:744-752.
  • Gross AL, Lu H, Meoni L, Gallo JJ, Schrack JA, Sharrett AR. Gross AL. Physical activity in midlife is not associated with cognitive health in later life among cognitively normal older adults. J Alzheimers Dis. 2017; 59:1349-1358


Primary appointment Department of Epidemiology