Is omega-3 oil good or bad for us – and does it matter where it is from?

Research shows fish oil may increase risk of people developing a heart condition or stroke

Omega-3 oils, typically found in oily fish and fish oil supplements, are often said to have numerous health benefits, such as reducing the risk of heart attacks, dementia and joint pain.

But recent research published in the journal BMJ Medicine shows that while fish oil supplements could reduce the risk for those who already have cardiovascular disease, they may increase the risk of someone developing a heart condition or stroke in the first place.