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Paper on strength and aerobic activity and death in US adults 65 or older

Webber and colleagues · JAMA network open · 2022

Original title: Association of Muscle-Strengthening and Aerobic Physical Activity With Mortality in US Adults Aged 65 Years or Older.

Under review. A person has not yet checked this summary against the paper. It is written from the PubMed abstract. Until a person checks it, search engines are asked not to list this page.

What the study found

No direction

No abstract in PubMed.

The study at a glance

Type of study
Other
Who or what was studied
US adults aged 65 or older (from title)
What was tested
Muscle-strengthening and aerobic activity linked to death (from title)
Who has a stake
No stake declared
One author reports an NHLBI training grant; no company tie declared.
Journal
JAMA network open, 2022
Source
PubMed record 36251297. This page is based on the abstract only.

How much this study counts

  • •Another kind of paper. It carries no weight on the ladder.
  • ✓No competing interests declared.
  • •Summarized from the PubMed abstract only. The full paper may hold details the abstract leaves out.

✓ Strength– Limit• Note

These points come from fixed rules about the type of study, its size and length, what it measured, and who has a stake. Every study on Digestery gets the same rules.

Where this study sits

This paper is not on the ladder. It is a other, and reviews and opinion pieces discuss studies that are already counted on the steps below.

↑ Stronger evidence

  1. Trials in people: death and healthy aging

    0

    Not done yet. This is the step that would answer the question.

  2. Trials in people: other measures

    9

    7 benefit, 2 no difference

  3. Trials in people: lab tests or safety

    0

    None among the papers we read.

  4. Population studies

    9

    8 benefit, 1 mixed

  5. Blood levels and genes

    0

    None among the papers we read.

↓ Weaker evidence

  • Points to benefit
  • Mixed
  • No difference
  • No direction
  • Points to harm

How it fits with the other research

The short answer to “Does strength training help you live longer?”

Linked to longer life; not proven.

Confidence: low. Based on 26 on-topic papers.

Read the full answer
  • Open item for a person: Webber 2022: no abstract; title suggests a cohort of adults 65 or older on muscle strengthening and death. Get design and results.

Other opinion on this question

See all 26 studies on this question

How this page was made

Label

First read of the abstract
Claude Sonnet
Independent second read
Claude Haiku
Differences settled
The two reads differed. The reviewer checked the abstract and kept the first read. Claude Opus 5.5.
Headline
Claude Sonnet, from the checked study record. A script checked its numbers and wording.
Numbers
Checked against the abstract by a script
“How much this study counts”
Fixed rules, the same for every study
Source check by a person
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