#FIT

A new study raises important questions about the health effects of extreme endurance running, including potential precancerous changes in the colon. For Thailand’s growing running community, the findings call for careful interpretation and practical guidance from healthcare professionals.

In Thailand, running has become a beloved activity that blends fitness with charity and temple-based community events. Many families view long-distance running as a virtuous pursuit aligned with Buddhist values of caring for the body. The new findings therefore carry broad relevance for runners and their households, not just individual athletes.

A small new study found high rates of precancerous colon polyps in marathon and ultramarathon runners. The research raised questions about extreme exercise and early-onset colorectal risk (New York Times) (New York Times).

The finding matters because many Thais run for health and for charity. The result may change how doctors advise endurance athletes in Thailand.

An oncologist in Virginia recruited 100 runners aged 35 to 50 for colonoscopies. He saw almost half with polyps and 15 percent with advanced adenomas (New York Times).

A groundbreaking medical investigation has uncovered disturbing correlations between extreme endurance running and precancerous colon abnormalities, potentially transforming how physicians advise Thailand’s rapidly expanding marathon community. The research challenges decades of assumptions about exercise and cancer prevention, revealing that even activities traditionally considered purely beneficial may carry hidden health risks that demand immediate attention from Thai healthcare providers.

The study’s implications resonate powerfully throughout Thailand, where marathon participation has surged dramatically in recent years, with charitable running events becoming deeply embedded in temple culture and community fundraising traditions. Thai families increasingly encourage running as virtuous physical activity that aligns with Buddhist principles of caring for the body, making these unexpected findings particularly significant for a population that views distance running as inherently healthy and spiritually meaningful.