Grass-fed beef: What are the heart-health benefits? - Mayo Clinic
Cuts of beef: A guide to the leanest selections - Mayo Clinic
Nutrition and healthy eating Nutritional supplements
Organic foods: Are they safer? More nutritious? - Mayo Clinic
Red wine and resveratrol: Good for your heart? - Mayo Clinic
Chelation therapy for heart disease: Does it work? - Mayo Clinic
Paleo diet: What is it and why is it so popular? - Mayo Clinic
Calcium supplements: A risk factor for heart attack?
Coronary artery spasm: Cause for concern? - Mayo Clinic
Fasting diet: Can it improve my heart health? - Mayo Clinic