Healthy People 2020 calls for the various sectors in public heal

Healthy People 2020 calls for the various sectors in public health to “to strengthen policies and improve practices that are driven by the best available evidence and knowledge.” Applying an evidence-based approach to the work of public health is essential to meeting health goals and sustaining valuable resources. Describe the key elements of evidence-based public health (EBPH) and how they can be applied in public health.