Want to stay disease-free for life? All you need is seven servings of whole grains a day. Eating three more portions of dietary fiber a day is associated with a lower risk for all cardiovascular diseases and for dying of cancer diabetes and respiratory and infectious diseases a study has shown. The study is strong proof that consuming lots of whole grains is good for our health says first author Dagfinn Aune of the Norwegian University of Science and Technology. The meta-analysis isn't the first study that links whole grains to positive health effects but it is the first one