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Good decisions require good data and information. Search the Resource Library for data and policy products on population, health, and environment issues. Browse collections, explore policy briefs, watch videos, and put the data in context.

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Today’s Research on Aging 44: More Than a Feeling: How Social Connection Protects Health in Later Life

Older adults’ social ties are more important for physical and mental health than previously thought, new research shows.

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Today’s Research on Aging: How COVID-19 Protections Affected Older Adults’ Mental Health

New research shows the pandemic deepened feelings of loneliness, anxiety, and depression among older adults and their caregivers. Social connection is the "medicine hiding in plain sight."

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Today’s Research on Aging: Rising Obesity in an Aging America

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Today’s Research on Aging 42: Rising Obesity in an Aging America

View Details Array ( [ID] => 66961 [id] => 66961 [title] => Today's Research on Aging 42-Rising Obesity in America [filename] => Todays-Research-on-Aging-Obesity-in-America-Final.pdf [filesize] => 4182834 [url] => https://www.prb.org/wp-content/uploads/2022/07/Todays-Research-on-Aging-Obesity-in-America-Final.pdf [link] => https://www.prb.org/resources/pdf-todays-research-on-aging-42-rising-obesity-in-an-aging-america/todays-research-on-aging-obesity-in-america-final/ [alt] => [author] => 12 [description] => [caption] => [name] => todays-research-on-aging-obesity-in-america-final [status] => inherit [uploaded_to] => 66982 [date] => 2022-07-21 20:35:17 [modified] => 2023-11-07 16:51:29 [menu_order] => 0 [mime_type] => application/pdf [type] => application [subtype] => pdf [icon] => https://www.prb.org/wp-includes/images/media/document.png ) Download (4.1 MB)

Project: Demography and Economics of Aging and Alzheimer’s Disease

Key Factors Underlying Racial Disparities in Health Between Black and White Older Americans

Socioeconomic inequality and racism-related stress are at the root of Black-white health disparities, requiring policies and interventions targeting both economic inequality and exposure to high levels of stress.

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Project: Demography and Economics of Aging and Alzheimer’s Disease

Today’s Research on Aging, Issue 40: The Demography of Dementia and Dementia Caregiving

Dementia is one of the nation’s most expensive old-age health conditions and the most time consuming for family caregivers. As many as 6 million people ages 65 and older live with Alzheimer’s disease in the United States, representing about one in 10 older Americans.

View Details Array ( [ID] => 4267 [id] => 4267 [title] => TRA40-2020-demetia-caregiving-aging [filename] => TRA40-2020-demetia-caregiving-aging.pdf [filesize] => 413578 [url] => https://www.prb.org/wp-content/uploads/2020/05/TRA40-2020-demetia-caregiving-aging.pdf [link] => https://www.prb.org/resources/the-demography-of-dementia-and-dementia-caregiving/tra40-2020-demetia-caregiving-aging/ [alt] => [author] => 15 [description] => [caption] => Today's Research on Aging: No. 40. Dementia is one of the nation’s most expensive old-age health conditions and the most time consuming for family caregivers. As many as 6 million people ages 65 and older live with Alzheimer’s disease in the United States, representing about one in 10 older Americans.1 [name] => tra40-2020-demetia-caregiving-aging [status] => inherit [uploaded_to] => 2165 [date] => 2020-11-17 13:42:09 [modified] => 2020-11-17 13:43:36 [menu_order] => 0 [mime_type] => application/pdf [type] => application [subtype] => pdf [icon] => https://www.prb.org/wp-includes/images/media/document.png ) Download (0.4 MB)

Project: Demography and Economics of Aging and Alzheimer’s Disease

The Demography of Dementia and Dementia Caregiving

Dementia is one of the nation’s most expensive old-age health conditions and the most time consuming for family caregivers.

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Project: Demography and Economics of Aging and Alzheimer’s Disease

Today’s Research on Aging, Issue 39: Aging and Health in China

(2020) What can we learn from the world's largest population of older people?

View Details Array ( [ID] => 4211 [id] => 4211 [title] => TRA39-2020-health-aging-China [filename] => TRA39-2020-health-aging-China.pdf [filesize] => 532753 [url] => https://www.prb.org/wp-content/uploads/2020/07/TRA39-2020-health-aging-China.pdf [link] => https://www.prb.org/resources/china-aging-worlds-largest-population-older-people/tra39-2020-health-aging-china/ [alt] => [author] => 15 [description] => Today's Research on Aging, No. 39: Aging and Health in China, Program and Policy Implications. January 2020 [caption] => Today's Research on Aging, No. 39: Aging and Health in China (PDF) [name] => tra39-2020-health-aging-china [status] => inherit [uploaded_to] => 2175 [date] => 2020-11-15 21:18:01 [modified] => 2020-12-11 19:57:59 [menu_order] => 0 [mime_type] => application/pdf [type] => application [subtype] => pdf [icon] => https://www.prb.org/wp-includes/images/media/document.png ) Download (0.5 MB)

Project: Demography and Economics of Aging and Alzheimer’s Disease

Aging and Health in China: What Can We Learn From the World’s Largest Population of Older People?

The United Nations projects that there will be 366 million older Chinese adults by 2050, which is substantially larger than the current total U.S. population of 331 million.

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Project: Demography and Economics of Aging and Alzheimer’s Disease

Today’s Research on Aging, Issue 38: Sleep, Health, and Aging

(2018) Sleep may be as important to health in old age as diet and exercise. Numerous studies have shown that sleeping too much or too little is associated with mortality among older adults.

View Details Array ( [ID] => 8458 [id] => 8458 [title] => TRA38-2018-Sleep-Health_Aging [filename] => TRA38-2018-Sleep-Health_Aging.pdf [filesize] => 1508110 [url] => https://www.prb.org/wp-content/uploads/2020/12/TRA38-2018-Sleep-Health_Aging.pdf [link] => https://www.prb.org/resources/new-evidence-on-sleeps-role-in-aging-and-chronic-disease/tra38-2018-sleep-health_aging/ [alt] => [author] => 15 [description] => Today’s Research on Aging PROGRAM AND POLICY IMPLICATIONS | NO. 38 | OCTOBER 2018 Sleep, Health, and Aging Sleep may be as important to health in old age as diet and exercise. Numerous studies have shown that sleeping too little or too much is associated with mortality among older adults. A growing body of research indicates that not getting enough sleep may also increase the risk of several conditions and chronic diseases including diabetes, cardiovascular disease, obesity, and depression. [caption] => Today’s Research on Aging PROGRAM AND POLICY IMPLICATIONS | NO. 38 | OCTOBER 2018 Sleep, Health, and Aging Sleep may be as important to health in old age as diet and exercise. Numerous studies have shown that sleeping too little or too much is associated with mortality among older adults. A growing body of research indicates that not getting enough sleep may also increase the risk of several conditions and chronic diseases including diabetes, cardiovascular disease, obesity, and depression. [name] => tra38-2018-sleep-health_aging [status] => inherit [uploaded_to] => 8457 [date] => 2020-12-18 00:44:51 [modified] => 2020-12-18 00:46:35 [menu_order] => 0 [mime_type] => application/pdf [type] => application [subtype] => pdf [icon] => https://www.prb.org/wp-includes/images/media/document.png ) Download (1.5 MB)