Adding fish to your diet is a very healthy habit. Fish has a chemical, known as Omega 3 which has many health benefits. You can also use fish oil, or fish oil supplements, to get the benefits of fish if you do not like the smell and taste of fish. Fish oil can purify your body, and reduce heart irregularities. This is essential for the better health of the human body. Here are 7 health benefits of having fish oil every day.