Acute Responses of Novel Cardiac Biomarkers to a 24-h Ultra-Marathon It has long been known that extremely long running loads affect the heart. In this study, various cardiac biomarkers were measured before, during and after a 24-hour run, as well as the heart with echocardiograpy examined.
For the 14 runners, which achieved an average of 150 km, a significant increase in biomarkers and a change in the diastolic filling. The full article can be found under https://www.mdpi.com/2077-0383/8/1/57