Useful Links

G2 AgingThe Gateway to Global Aging Data (G2 Aging) ( is a web-based resource for accessing multidisciplinary panel data on aging, health, and retirement from the international family of Health and Retirement surveys. 

HRSThe Health and Retirement Study (HRS) is a longitudinal panel study that surveys a representative sample of more than 26,000 Americans over the age of 50 every two years. Supported by the National Institute on Aging (NIA U01AG009740) and the Social Security Administration.

CHARLSThe China Health and Retirement Longitudinal Study (CHARLS) is a biennial survey in China being conducted by the National School of Development (China Center for Economic Research) at Peking University. CHARLS aims to be representative of the residents of China age 45 and older, with no upper age limit.

ELSAThe English Longitudinal Study of Ageing (ELSA) is the first study in the UK to connect the full range of topics necessary to understand the economic, social, psychological and health elements of the ageing process.

IFLSThe Indonesia Family Life Survey (IFLS) is the only large-scale longitudinal survey publicly available for Indonesia.

JSTARThe Japanese Study of Aging and Retirement (JSTAR) is a panel survey of elderly people aged 50 or older conducted by the Research Institute of Economy.

KLoSAThe Korean Longitudinal Study of Aging (KLoSA) is a nationally-representative sample of more than 10,000 persons at least 45 years of age in the Republic of Korea.

SHAREThe Survey of Health, Ageing and Retirement in Europe (SHARE) is a multidisciplinary and cross-national panel database of microdata on health, socioeconomic status and social and family networks of more than 45,000 individuals aged 50 or over.

TILDAThe Irish Longitudinal Study on Ageing (TILDA) is a study of a representative cohort of over 8,500 people resident in Ireland aged 50+.

ELSIELSI-Brasil (The Brazilian Longitudinal Study of Ageing) is a longitudinal and nationally representative survey of older adults in Brazil that started in 2015. 

NICOLAThe Northern Ireland Cohort Longitudinal Study of Ageing (NICOLA) is Northern Ireland’s long-term study of ageing and will closely follow the comprehensive approaches taken by other ageing studies. 

THSLSThe Scottish Longitudinal Survey of ageing (THSLS) is a planned longitudinal study expected to begin in 2015/2016, sampling around 10,000 older people over a ten-year period. Official website not available. 

SAGEWHO Study on global AGEing and adult health (SAGE) is a longitudinal study on adults aged 50 years and older, with nationally representative samples from China, Ghana, India, Mexico, Russian Federation and South Africa. 

CLSAThe Canadian Longitudinal Study on Aging (CLSA) is a national study that will follow approximately 50,000 men and women between 45 and 85 years old for 20 years. Recruitment of 30,000 participants who will take part in at-home interviews began in early 2012 

HAALSIThe Health and Aging Study in Africa: Longitudinal Studies of INDEPTH communities (HAALSI) is a three year project and will establish cohorts of 4,000 men and women aged 50 and over throughout Africa, who will be interviewed and tested for HIV infection and cardiometabolic risk factors.

CHILE-COGThe Chile Cognitive Aging Study (Chile-Cog) is designed to estimate cognitive function among Chilean adults ages 60 and above and its life-course determinants. The Chile-Cog protocol is modeled after the Harmonized Cognitive Assessment Protocol (HCAP) developed by the Health and Retirement Study (HRS) and the Mexican Health and Aging (MHAS) Cognitive Aging Ancillary Study (Mex-Cog).