What the science says about the supposed fish oil killer.

Add Yahoo as a preferred source to see more of our stories on Google. Fish oil supplements may not lower the risk of heart disease after all. (Getty Images) (Mensent Photography via Getty Images) ...

Add Yahoo as a preferred source to see more of our stories on Google. Fish oil supplements are high in omega-3s, essential fatty acids that our body does not produce on its own.Composite: The Guardian ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Fish oil supplements might not be as good for your heart as we once ...

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Let’s settle the debate.

Steady use of fish oil supplements might increase the risk of developing heart disease or having a stroke for the first time — but it also might slow the progression of existing cardiovascular health ...