Healthline ranked the Mediterranean Diet number 1 for the following reasons:
Numerous studies associate the Mediterranean diet with a reduced risk of heart disease, as well as heart disease risk factors like high cholesterol and triglyceride levels, obesity, type 2 diabetes, and high blood pressure.
One review of 11 studies found that following a Mediterranean eating plan reduced overall risk of heart disease incidence and mortality by 40%.
The heart benefits of this diet are thought to be largely due to its emphasis on whole, minimally processed plant foods and healthy fats.
Read more on healthline.com