Dietary guidelines, especially those designed to prevent the diseases of dietary excess, are a relatively new phenomenon in the United States. National dietary guidelines have been promulgated based on scientific reasoning and indirect evidence. In general, weak evidentiary support has been accepted as adequate justification for these guidelines. This low standard of evidence is based on severa...

Dietary Guidelines for Americans provide nutrition advice aimed at promoting healthy dietary choices for life-long health and reducing risk of chronic diseases. With the advancing age of the population, the 2010 Dietary Guidelines confront increasing risks for age-related problems of obesity, osteoporosis, type 2 diabetes, Metabolic Syndrome, heart disease, and sarcopenia. New research demonstr...

Dietary Guidelines for the promotion of overall good health and the prevention of disease often play an important role in setting nutritional policy and in the education of the public about healthy food choices. Although much has been written about adherence to such guidelines, until recently there was no evidence on whether adherence to specific dietary guidelines is associated with better hea...

Relative to USDA dietary guidelines there is a 30% deficit in vegetable production and a 100% deficit in fruit production in the US. The western US, especially California, dominates current production of both fresh and processed fruits and vegetables. Constraints in land and water resources in California suggest that some shifts in production could occur in the future if production is matched t...

Many public health recommendations are not truly evidence based (Brownson et al., 2003). Although some public health decisions can and should be made in the face of inconclusive data, many should not. The need for restraint may be especially salient when considering dietary guidelines. Dietary fat recommendations are a case in point, because they may have led to significant and harmful unintend...

The aim of this study was to investigate how the present Danish diet could be changed in a climate friendly direction that follows the recommendations of a healthy diet. The carbon footprint (CF) of an average Danish diet was calculated and compared to CF of a recommended healthy diet by 1) modifying the average diet according to the Danish food based dietary guidelines, 2) and adjusting to ens...