[Globalization and infectious diseases].

We live in an ever more connected global village linked through international travel, politics, economics, culture and human-human and human-animal interactions. In public health a similar combination of factors can be seen. Today the concept of globalization including global exposure to infectious diseases is becoming more apparent. In 2003 outbreaks included monkeypox , SARS and avian influenza. This article examines some basic problems to infectious diseases emergence and control.