I've been a vocal cheerleader of the Mediterranean diet for years, and a 2013 study in The New England Journal of Medicine
is proof that it can have a significant impact on your heart health. The diet, which is rich in omega-3 fatty acids from sources like olive oil and nuts, was shown to reduce the risk of heart problems (like heart attack or stroke) by 30 percent. The combination of nutrients from the diet's legumes, fruits, veggies, fish, and olive oil may help improve lipid levels and insulin sensitivity.
Next: Dr. Oz's keys to a healthy heart