Smartwatches in Transportation: Unleashing Innovations and Advancements—A Comprehensive Systematic Review

This study explores the growing popularity of smartwatches since 2015, particularly their application in various transportation sectors. Utilizing the PRISMA guideline, the research systematically reviews 33 articles focusing on smart wearable devices, with an emphasis on smartwatches. The evaluation encompasses goals, methods, findings, advantages, and disadvantages, drawing comparisons with smartphones. Studies are categorized into safety and driver behavior, health and physical activities, equity, comparison of smartwatches and smartphones, and workers and construction. Results indicate a surge in research interest in safety, driver behavior, and health-related aspects of smartwatches, with a noticeable rise in popularity in recent years. The study highlights the potential for smartwatches, given advancements in smartphone health sensors, especially in examining the physical activity and health issues of cyclists, scooter riders, and pedestrians in transportation engineering. This comprehensive review aids researchers in selecting quantification methods aligned with their objectives and study constraints.