Evidence map›Paper›PMID 30339658›Full record

ReviewMedicine and science in sports and exercise2019

The 24-Hour Activity Cycle: A New Paradigm for Physical Activity.

Mary E Rosenberger, Janet E Fulton, Matthew P Buman, Richard P Troiano, Michael A Grandner, David M Buchner, William L Haskell

Abstract readReview
PubMed Full text at PMC Publisher
In one paragraph

Review in Medicine and science in sports and exercise, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 202 papers, 11 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
202citing papers in PubMed, 11 pooled it
12.0field-weighted citation impact, top 1% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

202 citing papers in PubMed, 11 syntheses or guidelines pooled it, 378 citations in OpenAlex.

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  3. Effects of movement behaviors on preschoolers' cognition: a systematic review of randomized controlled trials.The international journal of behavioral nutrition and physical activity · 2025
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142 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors at 6 institutions in 1 country.

Mary E RosenbergerStanford Center on Longevity, Stanford University, Stanford, CA.
Janet E FultonDivision of Nutrition, Physical Activity, and Obesity, Centers for Disease Control and Prevention, Atlanta, GA.
Matthew P BumanSchool of Nutrition and Health Promotion, Arizona State University, Phoenix, AZ.
Richard P TroianoNational Cancer Institute, National Institutes of Health, Bethesda, MD.
Michael A GrandnerBehavioral Sleep Medicine Clinic, University of Arizona, Tucson, AZ.
David M BuchnerDepartment of Kinesiology and Community Health, University of Illinois Urbana-Champaign, Urbana, IL.
William L HaskellStanford Prevention Research Center, Stanford University, Stanford, CA.
Stanford University · USArizona State University · USCenters for Disease Control and Prevention · USNational Cancer Institute · USUniversity of Arizona · USUniversity of Illinois Urbana-Champaign · US

Funding

Sleep and Cardiometabolic Health Disparities at the US/Mexico Border: The Nogales Cardiometabolic Health and Sleep (NoCHeS) StudyR01MD011600 · NIMHD · UNIVERSITY OF ARIZONA · PI GRANDNER, MICHAEL A · 2018 to 2022
$4.1M
NIMHD NIH HHS R01 MD011600
6 · The paper itself

Abstract

The physiologic mechanisms by which the four activities of sleep, sedentary behavior, light-intensity physical activity, and moderate-to-vigorous physical activity (MVPA) affect health are related, but these relationships have not been well explored in adults. Research studies have commonly evaluated how time spent in one activity affects health. Because one can only increase time in one activity by decreasing time in another, such studies cannot determine the extent that a health benefit is due to one activity versus due to reallocating time among the other activities. For example, interventions to improve sleep possibly also increase time spent in MVPA. If so, the overall effect of such interventions on risk of premature mortality is due to both more MVPA and better sleep. Further, the potential for interaction between activities to affect health outcomes is largely unexplored. For example, is there a threshold of MVPA minutes per day, above which adverse health effects of sedentary behavior are eliminated? This article considers the 24-h Activity Cycle (24-HAC) model as a paradigm for exploring inter-relatedness of health effects of the four activities. It discusses how to measure time spent in each of the four activities, as well as the analytical and statistical challenges in analyzing data based on the model, including the inevitable challenge of confounding among activities. The potential usefulness of this model is described by reviewing selected research findings that aided in the creation of the model and discussing future applications of the 24-HAC model.

Indexed as

Activity CyclesExerciseHumansSedentary BehaviorSleep

Identifiers

PMID30339658
PMCPMC6377291
OpenAlexW2896602797

What OpenQuestion holds

Textmetadata
LicenceTDM
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.