Abstract
Public Health is the collective action for sustained population-wide health improvement. There are various factors that can affect the health of a population. These factors are often summarised as social, economic, political, cultural, and environmental factors. Along with these classical factors, there is another emerging factor in 21st century; that is globalisation. Globalisation and ‘Global Health’ has become an important aspect of public health to be known by a public health graduates Not only transmissions of diseases across borders are threat but also economic policies, politics, trade treaties, expansion of multination companies and consumption of foods affect health worldwide.