Medical training is fundamentally shifting as digital documentation demands increasingly intrude on residents' personal time, potentially compromising both their wellbeing and clinical competence. The phenomenon of 'pajama time' – after-hours electronic health record work – represents a hidden curriculum that may be undermining the very physicians we're training to address healthcare's future challenges.

A comprehensive analysis of nearly 10,000 family medicine residents reveals that one-third regularly spend three or more hours nightly completing electronic documentation outside normal clinic hours. This excessive after-hours workload correlates with measurably lower performance on standardized medical examinations, reduced professional satisfaction, and elevated burnout symptoms. The burden disproportionately affects female residents, older trainees, and international medical graduates, suggesting systemic inequities in how documentation demands distribute across different demographic groups.

This finding illuminates a critical tension in modern medical education between technological efficiency and physician development. While electronic health records were designed to streamline clinical workflows, they appear to be creating a secondary workload that extends well beyond traditional training hours. The association with lower examination scores is particularly concerning, as it suggests pajama time may actually impede medical knowledge acquisition rather than simply representing additional learning opportunity. For a healthcare system already grappling with physician shortages and burnout epidemics, these data suggest that current EHR implementations may be inadvertently sabotaging the training pipeline. The challenge extends beyond individual time management to fundamental questions about how digital tools can support rather than burden the next generation of physicians.