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Extreme Exercise: Is Your Workout Harming Your Heart?
16 Jun
Summary
- Some healthy individuals experience heart attacks due to unknown factors.
- Inflammation and high homocysteine levels can be hidden heart risks.
- Excessive exercise might cause heart scarring and rhythm disturbances.
Even individuals who meticulously follow a healthy lifestyle, including regular exercise and a balanced diet, can unexpectedly experience heart attacks. This underscores that while 90% of heart attacks are linked to known risk factors, a confusing 10% arise from less understood causes.
Emerging research points to elevated homocysteine and high-sensitivity C-reactive protein (hs-CRP) as potential hidden culprits. Homocysteine can damage blood vessel linings, while hs-CRP signals inflammation, now recognized as a key driver of heart disease.
The nature of exercise also plays a critical role. While beneficial, extreme or relentless endurance training without adequate recovery might lead to heart muscle scarring and electrical disturbances, particularly after age 40.
Coronary calcium scores in lifelong endurance athletes are also a point of study, suggesting that even peak fitness does not guarantee immunity from coronary artery disease. As bodies age, listening to its signals becomes paramount.
