Related Experiment Video
Updated: Jul 31, 2026
12:18
A Machine Learning Approach to Design an Efficient Selective Screening of Mild Cognitive Impairment
Published on: January 11, 2020
[Trends in population aging]
Statisztikai Szemle : a Magyar Kozponti Statisztikai Hivatal Folyoirata
|November 1, 1990
Summary
Global population aging is a growing trend, impacting all regions and countries worldwide. This phenomenon, driven by fertility, mortality, and migration shifts, will be evident between 1985 and 2025.
Area of Science:
- Demography
- Population Studies
- Sociology
Context:
- Analyzes global population age structure changes from 1950 to 1985.
- Examines the influence of fertility, mortality, and international migration.
- Differentiates trends in developing versus developed countries.
Purpose:
- To analyze the age structure of the world population.
- To project future global population aging trends.
- To understand demographic drivers of population aging.
Summary:
- World population aging will become a global phenomenon between 1985 and 2025.
- This trend is characteristic of every region and country worldwide.
- Based on UN medium scenario population forecasts.
Impact:
- Highlights the universal nature of population aging.
- Provides a timeframe for a significant demographic shift.
- Informs global policy and resource allocation strategies.
Related Concept Videos
00:57Population Growth
Population size is dynamic, increasing with birth rates and immigration, and decreasing with death rates and emigration. In ideal conditions with unlimited resources, populations can increase exponentially, which plots as a J-shaped growth rate curve of population size against time. This type of curve is characteristic of newly-introduced invasive species, or populations that have suffered catastrophic declines and are rebounding.However, realistic environmental conditions limit the number of...
01:28Current Trends in Nursing I
Current trends in nursing include:
01:30Current Trends in Nursing II
Trends in nursing are multifactorial and associated with changes in society, within the nursing profession, and in other professions. Notably, telehealth and remote nursing contribute to successful healthcare delivery for numerous patients and help reduce stress for nurses due to nursing shortages. Nurses can reach patients, monitor their conditions, and interact with them using computers, audio, visual accessories, and telephones—for example, remote patient monitoring systems. Likewise,...
01:19The Effect of Aging on Tissues
Several body functions deteriorate with age. The external signs of aging are easily identifiable. For example, the skin becomes dry, less elastic, and thins out, forming wrinkles. The skin of the face begins to appear looser due to a decrease in the levels of elastic and collagen fibers in the connective tissue. Additionally, melanin production in the hair follicle decreases with age, resulting in gray hair. Moreover, the senses of sight and hearing decline, so glasses and hearing aids may...
01:27Pharmacodynamics in Geriatric Patients: Effects of Age
Age-related pharmacokinetic changes are extensively documented, but understanding age-related pharmacodynamic alterations is relatively limited. This knowledge gap can be partly attributed to the complexity of developing appropriate measures of drug responses compared to bioanalytical methods for determining drug concentrations.Most information regarding age-related differences in human pharmacodynamics originates from cross-sectional studies. However, these studies assume that observed mean...
01:26Aging
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...
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...