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The Guardian - UK
The Guardian - UK
World
Anna Bawden

Fish oil may increase risk of heart conditions and stroke, study finds

Golden-yellow fish oil tablets in a glass bowl, a spoon and bottled as a liquid on a wooden table
The NHS recommends people have at least one portion of oily fish a week. Photograph: Dmitrii Ivanov/Alamy

Fish oil supplements may increase the risk of someone developing a heart condition or stroke, but could reduce the risk for those who already have cardiovascular disease, according to research.

Fish oil is a rich source of omega-3 fatty acids. The NHS recommends at least one portion of oily fish a week to help prevent the development of cardiovascular disease.

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