Cardiac Arrest Risk Falls During Long Runs

Study of over 29 million US marathon and half-marathon runners shows stable cardiac arrest rates but sharp decline in fatalities.

Topline

Despite steady cardiac arrest rates in long-distance running over the past decade, deaths have dropped by nearly 50%, largely due to improved emergency action plans and access to defibrillators.

Study Details

With over 29.3 million race finishers between 2010 and 2023, this study from the Race Associated Cardiac Event Registry (RACER) investigated …