Fish oil has been found to be effective in preventing sudden cardiac death and arrhythmias, according to a new study. These conditions are major causes of death worldwide, and the use of fish oil supplements could potentially save lives.

Sudden cardiac death is a sudden, unexpected death caused by a sudden loss of heart function. Arrhythmias, on the other hand, are abnormal heart rhythms that can cause the heart to beat too fast, too slow or irregularly. Both of these conditions are often caused by underlying heart disease.

The study, which was published in the Journal of the American College of Cardiology, analyzed the results of previous clinical trials involving more than 50,000 participants. The researchers found that taking fish oil supplements reduced the risk of sudden cardiac death by 10% and the risk of arrhythmias by 21%.

Fish oil is rich in omega-3 fatty acids, which have been shown to have a range of health benefits. These fatty acids have anti-inflammatory properties, help regulate blood clotting, and can improve arterial function. They have also been found to reduce triglyceride levels and blood pressure.

While the study provides promising results, experts caution that more research is needed to fully understand the link between fish oil and heart health. It is also important to note that fish oil supplements should not replace other evidence-based treatments for heart disease, such as cholesterol-lowering medications and lifestyle modifications.

Nevertheless, incorporating fish oil into a heart-healthy diet may provide additional benefits for those at risk of sudden cardiac death and arrhythmias.