Work-break trials leave pain-prevention benefits uncertain
Evidence remained very uncertain about whether changing breaks prevents musculoskeletal problems in workers who started without symptoms.
Based on the published abstract. The full paper may contain additional methods, results and limitations.
The 30-second takeaway
The review cannot establish whether changing work breaks prevents musculoskeletal problems in healthy workers. Extra breaks gave uncertain results for new neck or back pain and back discomfort, although a back-pain intensity result favored extra breaks. All comparisons had very low-certainty evidence, largely from office workers.
This abstract-based summary reflects outcomes with bias concerns or high risk of bias. No included study tested how long individual breaks should last.
What researchers found
Back discomfort: standardized mean difference
Additional versus conventional breaks; outcome-specific timing was not reported. The estimate is near zero, and the interval allows both lower and higher discomfort. Evidence certainty was very low.
Different ways to change breaks
Trials changed how often breaks occurred or what people did during them. Evidence on active versus cognitive breaks and on productivity remained uncertain, leaving no clearly supported arrangement.
Interpreting the discomfort estimate
Standard deviations express differences relative to score variability, not points on a specific discomfort scale. The uncertain result does not establish that the break arrangements work equally well.
The original publication
Work-break interventions for preventing musculoskeletal symptoms and disorders in healthy workers.
Luger T, Ferenchak SA, Rieger MA et al.
Cochrane Database Syst Rev · 2025
- PubMed ID
- 41060296
- Record checked
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