Many people believe that following a healthy lifestyle guarantees protection from heart attacks, but doctors say the reality is more complex. American heart surgeon Dr. Jeremy London explains that health cannot be judged by appearance or workout routines alone, but by a deeper system of internal body indicators.
London notes that heart disease is influenced by multiple statistical risks. A person may look active and disciplined, yet still carry silent dangers beneath the surface. Labeling someone as “healthy” based only on habits and looks can be misleading.
True health evaluation, he says, must include blood pressure, cholesterol levels, metabolic health, and blood sugar, not just what is visible in the mirror. The heart is affected more by what happens inside the arteries than by outward fitness.
Regarding heart attack risk, London stresses that genetics and family history play a major role and cannot be ignored, even with a healthy lifestyle. These inherited factors can quietly raise danger over time.
He also highlights the importance of redefining health as people age, with regular medical checkups and screenings. Healthy habits alone are not enough without understanding the body’s internal signals.
Still, he confirms that a healthy lifestyle remains essential in reducing complications and speeding recovery if a cardiac event occurs. Global data shows that heart attacks and strokes account for the largest share of cardiovascular deaths worldwide.
The key message from doctors is clear: real health is not only about exercise and food, but about knowing what’s happening inside the body and monitoring risks before a silent threat becomes a sudden crisis.
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