A new study published on Monday in The Lancet Regional Health — Europe, led by Renata Levy from the University of São Paulo, links ultra-processed plant-based foods to heart disease and early death.

Do you want to prolong your life and lessen your chances of chronic illness while also benefiting the environment? Consume a plant-based diet, advise experts.

Does it mean you can have frozen vegetable pizza, deep-dish macaroni, and cheese, or fast-food French fries and then have a doughnu...