Are Marathons and Extreme Running Linked to Colon Cancer?
A recent study suggests a potential link between marathon running and an increased risk of colon cancer. The study, though small and preliminary, found that marathoners were significantly more likely to have precancerous growths, known as adenomas, in their colons compared to non-runners. While the exact reason for this association is unclear, experts speculate that the intense physical stress and inflammation caused by prolonged endurance exercise may play a role. However, more research is needed to confirm the findings and understand the underlying mechanisms. It's important to note that the study does not prove that marathon running causes colon cancer, and the overall benefits of regular exercise are well-established. Nevertheless, the findings highlight the need for further investigation into the potential health implications of extreme endurance sports.
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