It is not the unhealthy food we are eating that is killing us, it is the healthy food we are not eating. It is not the unhealthy food we are eating that is killing us, it is the healthy food we are not eating. This is according to a new report from The Lancet in a study of adults ages 25 and older, in 195 countries across the globe, and analyzing trends between 1990 and 2017. According to the report, poor diet is globally responsible for more deaths than smoking and high blood pressure.