http://articles.mercola.com/sites/articles/archive/2006/10/19/why-doesnt-your-doctor-recommend-fish-oil.aspxIn Europe , patients who survive heart attacks are typically given a prescription for purified fish oil, which is rich in omega-3 fats. Prescription fish oil has been shown to significantly improve the survival rate of heart patients. One study of 11enCommunityServer 2008.5 SP1 (Build: 31106.3070)