![Why do heart attacks happen more on Mondays?](https://decode11.com/media/2025/02/msid-118111540imgsize-792640-CHuABB-1024x576.png)
A study at the BCS conference in Manchester 2023 reveals that serious heart attacks are more likely on Mondays. Researchers analyzed over 10,000 records from 2013 to 2018, noting a 13% increase in STEMI cases at the week’s start. The exact cause is unclear but may involve circadian rhythms and work-related stress.