Short movement breaks lasting about five minutes every hour may be the most effective—and practical—way to reduce the health risks associated with prolonged sitting. This is the conclusion of a large study published in the British Journal of Sports Medicine.

The research analyzed data from more than 19,000 adult participants in the “Body Electric Challenge,” a project organized by National Public Radio (NPR). The study examined several activity schedules over a two-week period, including movement breaks every 30, 60, and 120 minutes.

The findings showed that all forms of regular short walking breaks were considered acceptable and achievable by participants and were associated with improvements in overall well-being. However, important differences emerged between the schedules.

The most popular option was taking breaks every 60 minutes, which combined a moderate frequency with high adherence. This approach produced the most balanced results, delivering noticeable reductions in fatigue and improvements in mood while remaining practical for everyday life.

More frequent breaks every 30 minutes generated the strongest positive effects on mood and fatigue levels but proved more difficult for participants to maintain consistently throughout the day. By contrast, breaks every two hours were the easiest to follow but produced smaller benefits.

Across all activity schedules, participants reported reduced fatigue, improved mood, and lower levels of negative emotional states. Importantly, work performance remained largely unaffected despite the additional interruptions.

The researchers note that concerns about reduced productivity due to regular movement breaks were not supported by the findings. Changes in work efficiency were minimal and, in some cases, even slightly positive.

Adults in high-income countries spend an average of 11 to 12 hours per day sitting, a behavior associated with an increased risk of chronic diseases and premature death. Against this backdrop, even modest changes in daily activity patterns could have meaningful public health benefits.

According to the authors, the schedule of five-minute movement breaks every hour represents the best compromise between effectiveness and practicality, combining strong adherence with measurable improvements in well-being.

The researchers also acknowledge several limitations. The study relied on self-reported data, the participant sample was not fully representative of the general population, and the observation period lasted only 21 days. As a result, the long-term effects of these activity patterns require further investigation.

Nevertheless, the authors believe the findings could help shape future physical activity guidelines, particularly for individuals whose lifestyles involve prolonged periods of sitting.