New Heart Trials Put Omega-3s to the Test

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What are heart patients to make of two new clinical trials of the omega-3 fatty acids found in fish oil? In one study, patients with early heart failure showed signifcant improve- ments on several markers of cardiovascular health when taking omega-3 supplements, compared to a placebo. But a Dutch clinical trial of heart-attack survivors failed to find any protection against second heart attacks from margarine enriched with omega-3s.
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