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Related Concept Videos

Longitudinal Studies01:26

Longitudinal Studies

Longitudinal studies are also widely used in other medical and social science fields. For instance, in cardiovascular research, they can monitor patients' health over decades to identify risk factors for heart disease, such as high cholesterol or smoking, and evaluate the long-term effectiveness of preventive measures. Similarly, in mental health studies, researchers might follow individuals from adolescence into adulthood to understand the development and progression of conditions like...
Aging01:26

Aging

Aging is a complex biological phenomenon influenced by various processes that affect cellular and systemic functions. Several prominent theories attempt to explain its mechanisms, highlighting cellular limitations, oxidative damage, and hormonal changes as central factors in aging.
Cellular Clock Theory
The cellular clock theory posits that the human lifespan is closely tied to the finite capacity of cells to divide, a phenomenon governed by telomeres, which are protective caps at the ends of...
Bioavailability Study Design: Healthy Subjects Versus Patients01:15

Bioavailability Study Design: Healthy Subjects Versus Patients

Bioavailability studies are essential for evaluating a drug's therapeutic efficacy and understanding its absorption patterns under various physiological conditions. Conducting such studies on target patient populations provides more relevant data by simulating real-world disease states. However, practical challenges often necessitate the use of young, healthy adult volunteers as study subjects.Patients may exhibit altered drug absorption patterns due to the effects of the disease itself,...
Observational Studies01:11

Observational Studies

Observational studies are a type of analytical study where researchers observe events without any interventions. In other words, the researcher does not influence the response variable or the experiment's outcome.
There are three types of observational studies – Prospective, retrospective, and cross-sectional.
Prospective Study
Prospective studies, also known as longitudinal or cohort studies, are carried out by collecting future data from groups sharing similar characteristics. One example of...
Longitudinal Research02:20

Longitudinal Research

Sometimes we want to see how people change over time, as in studies of human development and lifespan. When we test the same group of individuals repeatedly over an extended period of time, we are conducting longitudinal research. Longitudinal research is a research design in which data-gathering is administered repeatedly over an extended period of time. For example, we may survey a group of individuals about their dietary habits at age 20, retest them a decade later at age 30, and then again...
Cognitive Development During Adulthood01:30

Cognitive Development During Adulthood

Cognitive development continues throughout adulthood, undergoing significant shifts across early, middle, and late stages. Individual transition occurs from adolescent idealism to pragmatic and adaptable thinking in early adulthood. During this period, individuals learn to integrate personal beliefs with the recognition that other perspectives are equally valid. Exposure to the complexities of modern society, diverse experiences, and higher education contribute to this adaptive thought process,...

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Updated: May 13, 2026

Abbiategrasso Brain Bank Protocol for Collecting, Processing and Characterizing Aging Brains
12:28

Abbiategrasso Brain Bank Protocol for Collecting, Processing and Characterizing Aging Brains

Published on: June 3, 2020

Cohort profile: The Berlin Aging Study II (BASE-II).

Lars Bertram1, Anke Böckenhoff1, Ilja Demuth2

  • 1Department of Vertebrate Genomics, Max Planck Institute for Molecular Genetics, Berlin, Germany, German Socio-Economic Panel Study (SOEP), Deutsches Institut für Wirtschaftsforschung, Berlin, Germany, Charité Research Group on Geriatrics, Charité-Universitätsmedizin, Berlin, Germany, Institute of Medical and Human Genetics, Charité-Universitätsmedizin, Berlin, Germany, Center for Lifespan Psychology, Max Planck Institute for Human Development, Berlin, Germany, Department of Psychology, TU Dresden, Dresden, Germany, Center for Medical Research, University of Tübingen, Tübingen, Germany, Department of Economics, University of Hamburg, Hamburg, Germany and Berlin University of Technology (TUB), Berlin, Germany.

International Journal of Epidemiology
|March 19, 2013
PubMed
Summary

Germany

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Validation of a Psychosocial Intervention on Body Image in Older People: An Experimental Design
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Area of Science:

  • Gerontology and Geriatric Medicine
  • Population Health
  • Multidisciplinary Aging Research

Background:

  • Germany, like other industrialized nations, faces a significant population aging trend.
  • Aging is characterized by a spectrum from robust health to multiple age-related diseases, impacting lifespan and quality of life.
  • Understanding the determinants of healthy versus unhealthy aging is a critical public health challenge.

Purpose of the Study:

  • To identify and characterize factors distinguishing healthy from unhealthy aging.
  • To establish a comprehensive dataset on aging-related variables across diverse functional domains.
  • To facilitate collaborative research through data sharing.

Main Methods:

  • The Berlin Aging Study II (BASE-II) is a multidisciplinary, multi-institutional project.
  • Phenotypic assessments cover geriatrics, internal medicine, immunology, genetics, psychology, sociology, and economics.
  • Recruited 1600 older adults (60-80 years) and 600 younger adults (20-35 years) for baseline analysis; linked to German Socio-Economic Panel Study (SOEP) for sample selectivity.

Main Results:

  • Baseline recruitment of the BASE-II cohort is complete.
  • A large dataset of aging-related variables has been collected from a diverse cohort.
  • Data linkage with SOEP provides a framework for understanding sample representativeness.

Conclusions:

  • The BASE-II study has successfully established a comprehensive cohort for aging research in Germany.
  • The collected data will enable in-depth analyses of factors influencing healthy and unhealthy aging trajectories.
  • BASE-II is poised to advance scientific understanding and foster collaboration in the field of gerontology.