Work-related repetitive strain injury

Work-related repetitive strain injury (RSI) is presented in the supplied sources as a work-related upper-body musculoskeletal outcome studied in occupational epidemiology ^[1][2]. The term is linked to repetitive strain and work physical demands, and one source places it within the broader context of rotator cuff tendinopathy lesions caused by overload or work-related repetitive strain injury ^[3]. No source-backed formal syndromic definition beyond this occupational framing is available in the provided material ^[1][3].

The sources available here do not provide a full clinical syndrome description, but they do identify upper-body pain and disability as relevant manifestations in related repetitive strain conditions ^[3]. In a study of work-related RSI, the outcome was specifically upper-body RSI, and in a related musculoskeletal context, tendon lesions without rupture were described as causing pain, morphological alterations, and disability ^[1][3]. Source-backed detail on symptom timing, recurrence, functional course, or complications is not yet available in the provided material ^[1][3].

In the 2003 Canadian Community Health Survey, the prevalence of upper-body work-related RSI was reported as 5.9% in the Canadian population ^[2][1]. The analysis in that study included respondents who reported full-time work during the past 12 months, indicating that surveillance of this condition is tied to working populations ^[1][2]. The same source identified female sex, obesity, smoking, age, work-related stress, and work physical demands as associated factors ^[1][2]. Source-backed detail on geographic variation beyond Canada, outbreak behavior, or reservoir ecology is not available in the provided material ^[2][1].

The available sources do not describe person-to-person transmission, and the condition is instead framed as arising in relation to occupational physical and stress factors ^[1][2]. Work physical demands are specifically associated with RSI in the Canadian survey analysis, and rotator cuff tendinopathy is described as being caused by overload or work-related repetitive strain injury ^[2][3]. Source-backed detail on exposure thresholds, specific movements, or persistence of risk after exposure is not yet available ^[1][3].

Source-backed higher-prevalence or associated groups include workers reporting full-time employment in the Canadian survey, and women, older persons, and individuals with obesity, smoking, work-related stress, or higher work physical demands ^[1][2]. The available material also links work-related repetitive strain injury to upper-body tendon pathology in rotator cuff tendinopathy, indicating that upper-body load is a relevant context of risk ^[3]. No additional high-risk group information is available in the provided sources ^[1][3].

The provided sources support exposure reduction only indirectly through their identification of modifiable work-related factors and leisure-time activity associations ^[2][1]. In one study, leisure-time physical activity was associated with a lower prevalence of work-related upper-body RSI, while work physical demands and work-related stress were associated with RSI ^[2][1]. Source-backed detail on workplace controls, ergonomic interventions, or formal prevention programs is not yet available in the provided material ^[2][1].

In surveillance, this category should be interpreted as an occupational musculoskeletal outcome reported among employed populations, not as an infectious condition ^[1][2]. The strongest source-backed metrics available are prevalence estimates and associations with occupational and demographic factors, especially from population health survey data ^[2][1]. Because the sources do not provide a standardized case definition or longitudinal ascertainment method, trend interpretation should remain conservative and anchored to the specific survey or study definition used ^[1][2].

1. 1 Ratzlaff CR et al. Work-related repetitive strain injury and leisure-time physical activity. Arthritis Rheum. 2007 Apr 15. PMID: 17394178. doi: 10.1002/art.22610. PubMed: https://pubmed.ncbi.nlm.nih.gov/17394178/
2. 2 Work‐related repetitive strain injury and leisure‐time physical activity. Arthritis Care & Research. 2007. doi: 10.1002/art.22610. DOI: https://doi.org/10.1002/art.22610
3. 3 de-Queiroz JHM et al. Exercise for rotator cuff tendinopathy. Rev Bras Med Trab. 2022 Jul-Sep. PMID: 36793454. doi: 10.47626/1679-4435-2022-698. PubMed: https://pubmed.ncbi.nlm.nih.gov/36793454/
4. 4 Leão ER et al. [Music and chronic muscular-skeletal pain: the evocative potential of mental images]. Rev Lat Am Enfermagem. 2004 Mar-Apr. PMID: 15303228. doi: 10.1590/s0104-11692004000200013. PubMed: https://pubmed.ncbi.nlm.nih.gov/15303228/
5. 5 Wikidata contributors. Work-related repetitive strain injury and leisure-time physical activity [Internet]. Wikidata. cited 20 May 2026. Available from: https://www.wikidata.org/wiki/Q34613641

ICD-10

M70-M79

ICD-11

Total cases

103K

Peak month

2023-08

Coverage

1 reporting countries · 2006-01-01 → 2025-08-01