Long-Term Marathon Running Is Associated with Low Coronary Plaque Formation in Women An American study examined marathon runners with inactive women in terms of cardiovascular risk factors and calcifications of coronary vessels. In the runner, fewer calcifications showed less cardiovascular risk factors, a deeper resting pulse, a deeper body weight, a deeper BMI, deeper triglycerides and a higher HDL cholesterol. The interesting study can be found under https://pubmed.ncbi.nlm.nih.gov/27824692/