Hello, Risk Levels for Heart Attach or Stroke due to blocked arteries: Considered a Low Risk: 3.3 to 4.4,,, Considered an Average Risk: 4.4 to 7.1,,, Considered a Moderate Risk: 7.1 to 11.0,,, Considered a High Risk: 11.0 Consider these three questions: Is your blood pressure above healthy levels?Do you smoke cigarettes?Do you have a family history of heart disease? If answer you any of the question is yes, then there is high risk. Yes omega three is good for health but taking this alone the benefit is not predictable, do some cardio workout too under your doctor guidance.