Br J Sports Med August 2025 PMID 40623829

How much running is too much? Identifying high-risk running sessions in a 5200-person cohort study.

Jesper Schuster Brandt Frandsen, Adam Hulme, Erik Thorlund Parner, Merete Møller, Ida Lindman, Josefin Abrahamson, Nina Sjørup Simonsen, Julie Sandell Jacobsen, Daniel Ramskov, Sebastian Skejø, Laurent Malisoux, Michael Lejbach Bertelsen, Rasmus Oestergaard Nielsen

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Mentions

Peak: 37 in Jul 2025

across 6 sources since Jul 2025

Extended reach

306,606

potential audience

Total likes

526

Video views

47,859

Mentions per month

Jul 2025 – Nov 2025

Where it's discussed

X / Twitter45 posts
News21 articles
YouTube3 videos
Facebook3 posts
Blogs2 articles
Bluesky1 posts

AI synopsis

What people are saying

Participants express strong agreement with the study's emphasis on gradual distance increases, often citing the 10% rule, using words like 'increase gradually' and 'danger of sudden jumps,' which reflect shared concern and acknowledgment. The tone is informative and conversational, demonstrating active engagement, and the focus on injury prevention suggests a moderate impact on runners' training routines.

AgreementModerate agreement

Most discussions acknowledge the importance of gradual increase in running distances, referencing the study's findings on injury risks with sudden volume increases.

InterestHigh interest

The topic resonates strongly with runners and sports enthusiasts, indicated by frequent mentions of injury prevention and the 10% rule.

EngagementModerate engagement

Posts show active involvement by discussing specific data points, such as injury risks associated with exceeding 10% increase, and sharing personal or general advice.

ImpactModerate impact

The discussions potentially influence running practices by emphasizing safer training approaches, though mostly within the fitness community.

Abstract in brief

The study examined how sudden increases in running distance impact the risk of running-related injuries among adult runners over an 18-month period.
Significantly higher injury rates were found with increases in single-session running distance, especially when exceeding a 10% increase from the longest run in the past month.
The findings suggest that runners should be cautious about making abrupt changes to their running distance to reduce the risk of overuse injuries.

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All mentions

【科学的根拠】知らないと損する運動の雑学

健康の雑学 · Oct 22, 2025 42,426 views

Running Distance and Injury Risk: Key Insights from a Large Study

This study monitored over 5200 runners for 18 months to understand injury causes. The key finding is that the risk of injury increases significantly with large single-session distance increases, especially more than…

Massi Milani · Jul 13, 2025 5,027 views

Rethinking Running Training: How Session Length Increases Injury Risk

A recent study published in the British Journal of Sports Medicine highlights the risks associated with sudden increases in running session length. Tracking 5205 runners over 18 months, it shows exceeding 10% of the…

Kiné Sport Prévention · Jul 20, 2025 297 views

Impact of Sudden Running Distance Increases on Injury Risk

A recent study reveals that sudden increases in running distance significantly elevate injury risk, especially when exceeding 10% from previous long runs. Runners should cautiously adapt their training to prevent…

Jose Arcay · Jul 12, 2025 110 views

走るジロリアン

@honakeeen · X

RT @biomech_clinic: 過去30日間で走った最も長い距離のランニングに比べて、10％以上長い距離を一度に走ると、怪我をするリスクが64%高まるという論文。 5205名のランナーを対象にした研究とのこと。 https://t.co/DnsM7JCfQ1 普段の走…

Nov 6, 2025 · 4 shares · 172 followers View post →

リバランス友広@オステオパシー／ランニング

@Rebalance_Osteo · X

Nov 1, 2025 · 4 shares · 425 followers View post →

猫さん

@qtKVkhcNpkIxw9b · X

Nov 1, 2025 · 4 shares · 3,094 followers View post →

IainRobertson

@IainARobertson · X

How much running is too much? Identifying high-risk running sessions in a 5200-person cohort study https://t.co/i5lreSUzBF

Oct 30, 2025 · 18 followers View post →

理学療法士_海津陽一 Ph.D.

@copellist · X

■ Ref info: Frandsen et al. "How much running is too much? Identifying high-risk running sessions in a 5200-person cohort study." British Journal of Sports Medicine 59.17 (2025): 1203-1210. ■ Ref link: https://t.co/kXmliaANLd ■ note link: https://t.co/xnv4FLduCw

Oct 6, 2025 · 2 likes · 10,971 followers View post →

Mohammed Hussain

@MSHussainMD · X

Sep 15, 2025 · 65 followers View post →

Mwidimi Ndosi

@ndosie · X

Message for weekend warrior runners ➡️ Sudden long runs increase #injury risk ➡️ Increase distance gradually to let your body adapt ➡️ Observe the 10% rule if increasing distance A study of 5,200+ runners @RUNSAFE_Rasmus @AarhusUni #running #halfmarathon https://t.co/1yShhZA1TR

Aug 24, 2025 · 4 likes · 1,964 followers View post →

下平貴斗@体操競技専門トレーナー

@takato_trainer · X

RT @Toru_Omodani: 今週の最新論文どれくらいのランニングが「やりすぎ」なのか？5200人コホート研究 Br J Sports Med https://t.co/LYQO4BharO 直近30日間で最も長い距離よりも10%以上長く走ることで障害リスクが優位…

Aug 20, 2025 · 1 share · 759 followers View post →

面谷透　東京先進整形外科

@Toru_Omodani · X

Aug 20, 2025 · 42 likes · 1 share · 2,853 followers View post →

オフ次郎のふりかえりノート

@Offjirou_back · X

8-8金曜 8-11の分の作業　２時間１０分テーマは「ランニングと怪我」「ランニング距離を1回で過去30日間の最長距離を10%以上更新すると、怪我のリスクは最大2.3倍に跳ね上がる」 https://t.co/Cc5MtHnDn1 にゃんと、今日はいつもの倍走ってみようは明確にだめなんだ！

Aug 10, 2025 · 89 followers View post →

Jonah Rosner | Elite Sport Scientist

@jonisportsci · X

Frandsen, J. S. B., Hulme, A., et al. (2025). How much running is too much? Identifying high-risk running sessions in a 5200-person cohort study. British Journal of Sports Medicine.) https://t.co/rbrqfWfGpJ

Aug 5, 2025 · 237 followers View post →

Michael Vianin

@mvianin · X

How much running is too much? Identifying high-risk running sessions in a 5200-person cohort study | British Journal of Sports Medicine - https://t.co/DgqgjtssHs

Aug 2, 2025 · 129 followers View post →

Samuele Graffiedi

@irongrafFT · X

Quando i km sono troppi? Il rischio di infortunio nella corsa aumenta quando la lunghezza della singola seduta è maggiore del 10% rispetto alla più lunga del mese precedente. Il rapporto Acuto:Cronico (ACWR) e quello settimanale non sono predittivi https://t.co/BdiUF9bmNU https://t.co/XJaYu7ToO5

Jul 23, 2025 · 2 likes · 1,071 followers View post →

Vern Gambetta

@coachgambetta · X

RT @TStellingwerff: How much running is too much? Identifying high-risk running sessions in a 5200-person cohort study. Single big session…

Jul 20, 2025 · 1 share · 27,041 followers View post →

Trent Stellingwerff, PhD / CSEP-CEP / FACSM / ChPC

@TStellingwerff · X

How much running is too much? Identifying high-risk running sessions in a 5200-person cohort study. Single big sessions matter! https://t.co/AMX1Q07soo

Jul 20, 2025 · 32 likes · 1 share · 23,125 followers View post →

C☻Chihiro

@oki_13_love · X

RT @EARL_med_tw:

Jul 20, 2025 · 1 share · 54 followers View post →

とまはぼちぼち

@fusasippona1 · X

RT @EARL_med_tw:

Jul 20, 2025 · 1 share · 2,243 followers View post →

EARLの医学&AIノート

@EARL_med_tw · X

Jul 20, 2025 · 9 likes · 1 share · 147,602 followers View post →

Koushik

@koushikphysio · X

RT @DanielBerglind:

Jul 16, 2025 · 13 shares · 517 followers View post →

Hans Collin

@HansCollin2 · X

Correr es un excelente ejercicio. Pero, ¿cuándo corres *demasiado*? Si la distancia que estás corriendo ahora es 10% mayor que la carrera más larga que corriste en el último mes, las probabilidades de que te lesiones son 13 veces mayores. Piano, piano... https://t.co/WoQ92fs7fT https://t.co/k43AC35VwU

Jul 16, 2025 · 2 likes · 2,059 followers View post →

Michael Porter PhD

@TRI_MSPORT · X

RT @DanielBerglind:

Jul 16, 2025 · 13 shares · 283 followers View post →

Raul

@RaulM06 · X

RT @DanielBerglind:

Jul 15, 2025 · 13 shares · 856 followers View post →

Juan Gregorio Mojica

@juangremo · X

RT @DanielBerglind:

Jul 15, 2025 · 13 shares · 187 followers View post →

Caesar De Melniboné

@CesarDMelnibone · X

RT @DanielBerglind:

Jul 15, 2025 · 13 shares · 121 followers View post →

Argón

@metilargon · X

RT @DanielBerglind:

Jul 15, 2025 · 13 shares · 351 followers View post →

Gregory Miller, Ph.D.

@drdairy50 · X

RT @DanielBerglind:

Jul 15, 2025 · 13 shares · 10,739 followers View post →

Ft.Cristian

@FtCristian2 · X

RT @DanielBerglind:

Jul 15, 2025 · 13 shares · 104 followers View post →

Mind Your Science!

@MindYourSci · X

RT @DanielBerglind:

Jul 15, 2025 · 13 shares · 133 followers View post →

Renan Rocha

@rwgrocha · X

How much running is too much? Identifying high-risk running sessions in a 5200-person cohort study https://t.co/hgzUSiQBCA

Jul 15, 2025 · 219 followers View post →

Ashish Dev Gera (he/him/his)

@gera_dev30 · X

RT @Mattjones0203: How much running is too much? Identifying high-risk running sessions in a 5200-person cohort study https://t.co/rbHJvc3…

Jul 15, 2025 · 2 shares · 385 followers View post →

Stephen Ferguson

@SteveAFerguson · X

RT @DanielBerglind:

Jul 15, 2025 · 13 shares · 20 followers View post →

Cristian Llanos-Lagos

@llanoslagos · X

RT @DanielBerglind:

Jul 15, 2025 · 13 shares · 46 followers View post →

Pablo Najera

@pablonajeraEF · X

RT @DanielBerglind:

Jul 15, 2025 · 13 shares · 133 followers View post →

Daniel Berglind, PhD

@DanielBerglind · X

Jul 15, 2025 · 58 likes · 13 shares · 7,660 followers View post →

Dr. Jordi Gutiérrez Ortega

@sportocitosmx · X

7️⃣

Jul 14, 2025 · 2 followers View post →

Jackson Fyfe, PhD

@jacksonfyfe · X

Data from: Schuster Brandt Frandsen J, Hulme A, Parner ET, Møller M, Lindman I, Abrahamson J, Sjørup Simonsen N, Sandell Jacobsen J, Ramskov D, Skejø S, Malisoux L, Bertelsen ML, Nielsen RO. How much running is too much? Identifying high-risk running sessions in a 5200-person

Jul 14, 2025 · 4 likes · 8,309 followers View post →

PT_Roger.Hilfiker

@PT_RogerHilfi · X

RT @Mattjones0203: How much running is too much? Identifying high-risk running sessions in a 5200-person cohort study https://t.co/rbHJvc3…

Jul 13, 2025 · 2 shares · 65 followers View post →

Matt Jones

@Mattjones0203 · X

How much running is too much? Identifying high-risk running sessions in a 5200-person cohort study https://t.co/rbHJvc3z5R

Jul 13, 2025 · 7 likes · 2 shares · 1,268 followers View post →

jose arcay

@josearcay14 · X

"Shocking Truth: Running Injuries Happen in a Single Workout!" https://t.co/61eqlQ5ZZG via @YouTube

Jul 12, 2025 View post →

The Knight Who Says Ni!

@chiefwit.bsky.social · Bluesky

Jul 11, 2025 View post →

Altamiro Bottino

@BottinoAltamiro · X

How much running is too much? Identifying high-risk running sessions in a 5200-person cohort study https://t.co/0jWrujXNX2 https://t.co/vzWJtX74rZ

Jul 11, 2025 · 93 followers View post →

佐川博史

@biomech_clinic · X

Jul 9, 2025 · 8 likes · 898 followers View post →

かささん

@kasam_ak · X

RT @EK_kyoto2017: 5205名のランナーを対象に走行距離の増加と損傷リスクの関係を検証 588,071回のセッション中に1820名（35%）がランニング関連の損傷が発生走行距離が通常よりも①〜10％増加（減少も含む），②10〜30％増加，③30〜100％増加，…

Jul 8, 2025 · 1 share · 1,180 followers View post →

Kato

@EK_kyoto2017 · X

5205名のランナーを対象に走行距離の増加と損傷リスクの関係を検証 588,071回のセッション中に1820名（35%）がランニング関連の損傷が発生走行距離が通常よりも①〜10％増加（減少も含む），②10〜30％増加，③30〜100％増加，④100％以上増加に分けて分析 https://t.co/ZzVxr7V9bs 続く

Jul 8, 2025 · 2 likes · 1 share · 732 followers View post →

Anders

@akr0ghen · X

@B_Holmer Speaking of recovery - have you had a chance to look at the new research paper ‘Garmin Runsafe Running Health Study’ yet? Some interesting new thoughts about injuries in there. https://t.co/b5UkuvX11d

Jul 8, 2025 · 1 like · 78 followers View post →

SportsUptoDate

@SportsMedUpdate · X

How much running is too much? Identifying high-risk running sessions in a 5200-person cohort studyhttp://bjsm.bmj.com/cgi/content/short/bjsports-2024-109380v1?rss=1

Jul 7, 2025 · 6 followers View post →

How much running is too much? Identifying high-risk running sessions in a 5200-person cohort study.

Mentions per month

Where it's discussed

What people are saying

Abstract in brief

Top posts

All mentions

【科学的根拠】知らないと損する運動の雑学

Running Distance and Injury Risk: Key Insights from a Large Study

Rethinking Running Training: How Session Length Increases Injury Risk

Impact of Sudden Running Distance Increases on Injury Risk