Cholesterol is a word we hear a lot. It's a substance that's produced in the body that is a part of every cell. But we also hear numbers associated with the word "cholesterol." HDL, LDL, "good"cholesterol, "bad" cholesterol. Depending on the numbers associated with each, you could be at greater risk for heart attack or cardiovascular disease. In this post to HealthConnection.TV, UT Health Northeast family medicine expert Dr. Philip Pippin discusses and answers questions about cholesterol.