Help please want to avoid. Cardiac disease as don't want to die like my grandmother.?

Cardiologist. 1. Don't smoke 2.Avoid obesity induced diabetes. 3. Exercise at least2000kcal aerobic/week 4.If grandmother passed before age 60 and non smoker with dyslipidemia or diabetes, , you have family risk. 5. Hdl below 40 high risk 6.Control risk factors, keep HDL over 40, LDL below 90, triglycerides below 140. See cardiologist/endocrinologist for risk management. I'm terribly sorry about your grandmother.