Evidence map›Paper›PMID 35081831›Full record

SynthesisThe Neuroscientist : a review journal bringing neurobiology, neurology and psychiatry2023

Do Endocannabinoids Cause the Runner's High? Evidence and Open Questions.

Michael Siebers, Sarah V Biedermann, Johannes Fuss

Open access · bronzeAbstract readSystematic Review
In one paragraph

Synthesis in The Neuroscientist : a review journal bringing neurobiology, neurology and psychiatry, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed, 1 pooled it
5.6field-weighted citation impact, top 4% 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

28 citing papers in PubMed, 1 synthesis or guideline pooled it, 35 citations in OpenAlex.

  1. Pooled it
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  6. The Neurochemical Orchestra of the Runner's High: A Narrative Review of Neuromodulatory Mechanisms with a Focus on Endocannabinoids.The Neuroscientist : a review journal bringing neurobiology, neurology and psychiatry · 2026
    Review
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  13. Endocannabinoid system and mood responses to acute aerobic exercise in adult cancer patients versus healthy controls: a pilot study.Supportive care in cancer : official journal of the Multinational Association of Supportive Care in Cancer · 2025
    Article
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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

3 authors at 1 institution in 1 country.

Michael SiebersInstitute of Forensic Psychiatry and Sex Research, University of Duisburg-Essen, Essen, Germany.
Sarah V BiedermannDepartment of Psychiatry and Psychotherapy, Center of Psychosocial Medicine, University Medical Center Hamburg-Eppendorf, Hamburg, Germany.
Johannes FussInstitute of Forensic Psychiatry and Sex Research, University of Duisburg-Essen, Essen, Germany.ORCID 0000-0003-0445-5021
Universität Hamburg · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The runner's high is an ephemeral feeling some humans experience during and after endurance exercise. Recent evidence in mice suggests that a runner's high depends on the release of endocannabinoids (eCBs) during exercise. However, little is known under what circumstances eCBs are released during exercise in humans. This systematic review sampled all data from clinical trials in humans on eCB levels following exercise from the discovery of eCBs until April 20, 2021. PubMed/NCBI, Ovid MEDLINE, and Cochrane library were searched systematically and reviewed following the PRISMA guidelines. From 278 records, 21 met the inclusion criteria. After acute exercise, 14 of 17 studies detected an increase in eCBs. In contrast, after a period of long-term endurance exercise, four articles described a decrease in eCBs. Even though several studies demonstrated an association between eCB levels and features of the runner's high, reliable proof of the involvement of eCBs in the runner's high in humans has not yet been achieved due to methodological hurdles. In this review, we suggest how to advance the study of the influence of eCBs on the beneficial effects of exercise and provide recommendations on how endocannabinoid release is most likely to occur under laboratory conditions.

Indexed as

Physical Conditioning, AnimalRunningAnimalsEmotionsEndocannabinoidsHumansMiceEndocannabinoidsendocannabinoidenduranceeuphoriaexerciserunner’s highrunning

Identifiers

PMID35081831
PMCPMC10159215
OpenAlexW4210772766

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.