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September 01, 2020

Mortality worldwide: Be generous, live longer

iStockphoto.com/skynesher

Sharing is caring: the more resources people share within a society, the better for health and longevity. Fanny Kluge and Tobias Vogt analyzed data for 34 countries on all continents and found a strong association between the amount of money shared between generations and longevity. more

August 21, 2020

Elderly in the US: Risk of dementia has been rising for years - instead of falling

iStockphoto.com/Motortion

Over the past 20 years or so, the risk for US men and women of suffering from cognitive impairment and dementia has increased. This is the conclusion of a new study by MPIDR researchers and colleagues that takes into account learning effects when repeating the same dementia test. more

August 20, 2020

Migration: New method successfully combines social media data with traditional sources

iStockphoto.com/belterz

In their recently published paper Emilio Zagheni and colleagues present a statistical framework to combine social media data with traditional survey data. They produce timely ‘nowcasts’ of migrant stocks by state in the United States. more

July 28, 2020

The oldest-old: Substantially fewer centenarians in Brazil

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More than 24,000 individuals reported themselves to be at least 100 years old in Brazil in 2000, according to census data. Researchers have long been skeptical about these official figures. Now Marília Nepomuceno presents more realistic numbers. She concludes an extensive over enumeration of centenarians over the whole of the 20thcentury. more

July 22, 2020

Mortality in High Income Countries: Causes of Death Show More Variation

iStockphoto.com/KatarzynaBialasiewicz

Over the past 20 years or so, the variation in broad causes of death has increased in 15 high income countries. More people died of diseases of the nervous system, such as Alzheimer's disease, or diseases of the genitourinary system, such as kidney disease, than did so in the past. However, cardiovascular diseases and cancer remain the two most frequent causes of death. more

July 22, 2020

Cities in the Global South Grow due to Immigration from Abroad

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Migration is a significant factor in the population growth of cities in the Global South. Many cities grow more through immigration from abroad than through births, deaths, or internal migration. more

July 20, 2020

German Counties: People in the South Live Longer than those in the North

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People do not reach the same age everywhere in Germany. Roland Rau calculated the average life expectancy for men and women in all 402 German  counties. He discovered that the numbers varied by more than five years and attributed that difference to poverty. more

June 23, 2020

Young, but Chronically Diseased: One Reason why the COVID-19 Pandemic Looks Different in the Global South

iStockphoto.com/Zé Barretta

Although populations in countries in the Global South are on average younger than in Europe, they might be more vulnerable to severe forms of COVID-19. One reason for this is the higher proportion of people at working age with pre-existing chronic conditions.  more

June 10, 2020

For Better or Worse: Parents Experience More Emotions in Everyday Life, Compared to Non-parents

iStockphoto.com/skodonnell

Parents experience more meaning in life and more happiness than adults without minor children. But only as long as they spend time with their children. MPIDR researcher Daniela Negraia found that when at the workplace there are no differences in emotional states. more

June 04, 2020

New Covid-19 Data Online: Weekly Death Counts for 15 Countries

iStockphoto.com/Halfpoint

Weekly death counts can be used to calculate how many more people are currently dying during the Covid-19 pandemic than would be expected according to trends in recent years. more

The Max Planck Institute for Demographic Research (MPIDR) in Rostock is one of the leading demographic research centers in the world. It's part of the Max Planck Society, the internationally renowned German research society.