Heart Health: Clarence DeMar, a legendary figure in the world of marathon running, not only shattered records but also reshaped the understanding of exercise and its impact on the heart. His dedication to running, despite prevailing skepticism about prolonged exercise, paved the way for a healthier perspective on physical activity.
Table of Contents
Clarence DeMar in 1932.
The Unconventional Training Regime of Clarence DeMar
Clarence DeMar’s commitment to running was unparalleled in his era. Training by running up to 14 miles daily to and from his job at a Boston print shop, DeMar exhibited an extraordinary level of endurance. His rigorous routine, often involving carrying a clean shirt, was a testament to his dedication and love for the sport.
Triumphs Against the Odds
Despite facing warnings from doctors and skepticism from peers, DeMar’s perseverance led him to victory in the 1911 Boston Marathon and subsequent participation in the Olympics. His achievements challenged the prevailing notion that extensive exercise could be detrimental to one’s health.
A Legacy of Seven Victories and Countless Contributions
Nicknamed “Mr. DeMarathon,” Clarence became a dominant figure in distance running, securing a record seven Boston Marathon victories between 1911 and 1930. His success continued well into his 40s, proving that age was no barrier to athletic achievement.
Posthumous Revelations: A Heart That Defied Norms
After DeMar’s passing at 70, a study of his heart revealed astonishing findings. Contrary to warnings, his heart and arteries were in exemplary condition, with arteries two to three times the size of an average person’s. This discovery, published in the New England Journal of Medicine in 1961, was a groundbreaking contribution to understanding the benefits of regular aerobic exercise.
Clarence DeMar (left), won the Boston Marathon seven times between 1911 and 1930
Exercise as Medicine: A Paradigm Shift
The revelations from DeMar’s study played a pivotal role in altering perceptions about exercise. It became evident that aerobic exercise contributes significantly to a healthier and longer life. Dr. Jonathan Kim, a sports cardiologist at Emory University, aptly summarized this by stating, “Exercise is truly medicine.”
Ongoing Research: Unraveling the Mysteries of Endurance
While the benefits of exercise are well-established, researchers continue to explore the potential side effects of extreme endurance training. Studies are delving into issues such as atrial fibrillation in middle-aged athletes and plaque buildup in lifelong endurance athletes, aiming to comprehend their implications on overall health.
The Enduring Legacy of Clarence DeMar
Clarence DeMar remains an inspirational figure in Keene, N.H., where he spent part of his racing career. His love for running and his numerous victories are celebrated annually through the Clarence DeMar Marathon. The local community, including lifelong runners like Thomas Paquette, continues to honor DeMar’s legacy and passion for the sport.
DeMar’s dedication to training led him to keep winning races well into his 40s.
Conclusion:
Clarence DeMar’s extraordinary life and groundbreaking contributions have left an indelible mark on the world of athletics and health science. His unwavering dedication to running and the transformative findings from the study of his heart have reshaped our understanding of exercise, endurance, and cardiovascular health. DeMar’s story is not just a tale of athletic prowess; it is a testament to the human spirit’s ability to challenge norms, overcome adversity, and inspire generations. As we continue to explore the boundless potential of physical activity and its impact on well-being, the legacy of Clarence DeMar stands as a beacon of inspiration, encouraging us all to embrace a healthier, more active lifestyle and to pursue our passions with unrelenting determination.