There is a general understanding that many medical conditions are caused by factors present in the natural or artificial environment. Environmental health programs intend to prepare students to investigate these correlations and provide insights based on these systematic investigations.

Asia is the world's largest and most populous continent, located primarily in the eastern and northern hemispheres. It covers 8.7% of the Earth's total surface area and comprises 30% of its land area.

A bachelor’s degree is a four-year undergraduate degree and is the standard for higher education throughout most of the world. Bachelor’s degrees can be earned at state universities, at private universities, at community colleges and via online universities.