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Refining the prescription for fish oil

Updated: September 01, 2006

Fish oil may not help those with implanted defibrillators.

Omega-3 fatty acids are a big reason why fish is extolled as a heart-healthy food. Yet research showing that fish oil doesn't seem to help people with an implantable cardioverter/defibrillator (ICD) suggests that the benefits of omega-3s might not extend to everyone.

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