Each year we witness cases of marathon runners collapsing, and in some instances losing their lives.
A major underlying issue is that while many Singaporeans are highly capable professionally, they often have limited understanding of the physiological demands placed on the body. Just as a vehicle requires an oil change and a thorough assessment by a skilled mechanic before a long journey, an endurance athlete should undergo proper medical evaluation before subjecting the body to prolonged physical stress.
Cholesterol alone cannot determine true cardiometabolic health. The most critical marker is insulin resistance, which is a primary driver of stroke and cardiovascular disease and typically develops quietly over many years. Identifying insulin resistance early allows the physician to intervene appropriately and also provides the opportunity to educate the patient on limiting dietary seed oils, which heighten oxidative stress and increase physiologic vulnerability during strenuous exercise.
With comprehensive assessment and proper medical guidance, many of these preventable events could be avoided.