For many years we are afraid of fat due to its high calorie and the cholesterol in the fat is the culprit of heart disease, high blood pressure and stroke. We may not know the fat very well. Fat can be your friend if you choose them wisely. The “bad one” , low density lipoprotein, can wreck your diet and increase the risk of certain disease. However the “good one”, high density lipoprotein can protest you brain and heart….