Wearables and Behaviour Change Work Best: Physical Activity Interventions After Hip and Knee Arthroplasty Improve Steps but Not Sedentary Time
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Wearables and Behaviour Change Work Best: Physical Activity Interventions After Hip and Knee Arthroplasty Improve Steps but Not Sedentary Time

A meta-analysis of 23 RCTs (n≈1,265) found small but reliable increases in physical activity after hip or knee arthroplasty, driven by step-count gains and greater effects when interventions used wearable activity trackers, behaviour-change techniques, and were started early; effects on sedentary behaviour were uncertain.