Fish oil is a dietary supplement rich in omega-3 fatty acids, which have been found to support brain and heart health and improve mood. The two main types of omega-3 found in fish oil are ...

Add Yahoo as a preferred source to see more of our stories on Google. Fish oil supplements have come under fire recently after research found many brands make claims about heart health that aren't ...

Sign up for CNN’s Eat, But Better: Mediterranean Style. Our eight-part guide shows you a delicious expert-backed eating lifestyle that will boost your health for ...