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To illustrate the tremendous indirect impact of emerging zoonotic diseases on public health policy and structures and on public perception of health risks, the authors provide a number of examples, including that of the Ebola virus, avian influenza, monkeypox and bovine spongiform encephalopathy.
Emerging and re-emerging zoonoses. The interaction between human and animal health is not a new phenomenon. However, the scope, scale, and world-wide impact of zoonoses we are facing today have no historical precedent. Central to the profound changes for our vision and activities are both the birth of a new era of emerging and re-emerging diseases, and the significant potential impact of these diseases on public health.