Research Library

Peer-reviewed papers from top journals, summarized and graded by evidence strength. Updated Mon, Wed & Fri.

3 papers added this week283 in the librarylast reviewed 28 Sept

Evidence

19/283

Topic

Every study in the library, with its evidence grade, study type, sample size, journal and date.
Study	Evidence	Type	n	Journal	Date
May 11–17, 20261 study
Just 5,700 Daily Steps Cut Death Risk By 13% In Older AdultsLooking at dozens of studies with over 367,000 older adults, regular walking was tied to lower risk of death, disease, and cognitive…	Strong	Journal Article	367,843	American journal of health promotion : AJHP	12 May 2026
Apr 27 – May 3, 20261 study
Exercise Lowers One Key Inflammation Marker in Frail Seniors, But Not OthersLooking at dozens of trials in older adults with frailty or muscle loss, researchers checked whether exercise calmed chronic inflammation.	Strong	Journal Article	1,297	Frontiers in immunology	30 Apr 2026
Apr 20–26, 20261 study
Healthy Lifestyle Didn't Change Brain Scans, But Still Helped At-Risk SeniorsIn older adults at risk for cognitive decline, a two-year program of exercise, better diet, and social engagement didn't visibly change…	Strong	Journal Article	983	JAMA neurology	20 Apr 2026
Apr 6–12, 20262 studies
Regular Exercise Cuts Death Risk Even in Older Adults With Muscle LossOlder adults with sarcopenia (age-related muscle loss) or trouble with daily tasks faced a much higher risk of dying.	Strong	Journal Article	64,146	iScience	09 Apr 2026
Structured Lifestyle Programs Cut Frailty More Than DIY ApproachesA two-year trial compared two lifestyle programs, both involving exercise, diet, social activity, and health monitoring, in over 2,000…	Strong	—	2,111	The journals of gerontology. Series A, Biological sciences and medical sciences	06 Apr 2026
Mar 30 – Apr 5, 20262 studies
For Older Adults With Obesity, Diet Plus Exercise Plus Coaching Beats Any Single FixCombining calorie restriction, exercise, and behavioral coaching improved physical function in older adults with obesity more than any…	Strong	—	6,716	Obesity reviews : an official journal of the International Association for the Study of Obesity	03 Apr 2026
Balance and Strength Training Together May Best Prevent Falls in Older AdultsA review of 69 trials found that combining gait/balance training with strength exercises reduced both fall risk and fall-related injuries…	Strong	—	69	Worldviews on evidence-based nursing	01 Apr 2026

May 11–17, 2026

1 study

walking

Just 5,700 Daily Steps Cut Death Risk By 13% In Older Adults

Looking at dozens of studies with over 367,000 older adults, regular walking was tied to lower risk of death, disease, and cognitive…

American journal of health promotion : AJHP·Strong·May 12, 2026

Apr 27 – May 3, 2026

1 study

exercise

Exercise Lowers One Key Inflammation Marker in Frail Seniors, But Not Others

Looking at dozens of trials in older adults with frailty or muscle loss, researchers checked whether exercise calmed chronic inflammation.

Frontiers in immunology·Strong·Apr 30, 2026

Apr 20–26, 2026

1 study

cognitive decline

Healthy Lifestyle Didn't Change Brain Scans, But Still Helped At-Risk Seniors

In older adults at risk for cognitive decline, a two-year program of exercise, better diet, and social engagement didn't visibly change…

JAMA neurology·Strong·Apr 20, 2026

Apr 6–12, 2026

2 studies

exercise

Regular Exercise Cuts Death Risk Even in Older Adults With Muscle Loss

Older adults with sarcopenia (age-related muscle loss) or trouble with daily tasks faced a much higher risk of dying.

iScience·Strong·Apr 9, 2026

aging

Structured Lifestyle Programs Cut Frailty More Than DIY Approaches

A two-year trial compared two lifestyle programs, both involving exercise, diet, social activity, and health monitoring, in over 2,000…

The journals of gerontology. Series A, Biological sciences and medical sciences·Strong·Apr 6, 2026

Mar 30 – Apr 5, 2026

2 studies

obesity

For Older Adults With Obesity, Diet Plus Exercise Plus Coaching Beats Any Single Fix

Combining calorie restriction, exercise, and behavioral coaching improved physical function in older adults with obesity more than any…

Obesity reviews : an official journal of the International Association for the Study of Obesity·Strong·Apr 3, 2026

falls prevention

Balance and Strength Training Together May Best Prevent Falls in Older Adults

A review of 69 trials found that combining gait/balance training with strength exercises reduced both fall risk and fall-related injuries…

Worldviews on evidence-based nursing·Strong·Apr 1, 2026

Disclaimer: Research summaries are provided for informational purposes only and do not constitute medical advice. Always consult a qualified healthcare professional before making changes to your health routine.

Common questions

What is the Longevity Research Library?

The Longevity Germany Research Library curates recent peer-reviewed studies on longevity, nutrition, exercise, sleep, and supplements. Each study is rated by evidence strength: Strong, Moderate, or Preliminary.

How are evidence levels determined?

Evidence levels are based on study type (meta-analysis, RCT, cohort study), sample size, journal impact factor, and reproducibility of findings.

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