When it comes to protecting your heart, preventative testing is key. Keeping track of important metrics like blood pressure and cholesterol can help you understand your risk of cardiovascular disease.

Dear Dr. Roach: I have low serum cholesterol but a high coronary calcium score, and I was told to take magnesium supplements to bring my calcium score down (in addition to daily aspirin and a statin).

A coronary artery calcium (CAC) scan, which detects and measures calcium deposits in the arteries, is being hailed as a life-saving test for heart disease prevention. The non-invasive test scores from ...