Programs in dentistry help students learn about how to prevent, diagnose and treat different conditions in patients. Completing a program in dental sciences can open the door to additional specialized career paths, such as becoming an orthodontist or veterinary dentist.

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 PhD, or Doctorate of Philosophy, is the highest degree awarded in many academic fields. Generally requiring a research project and dissertation, as well as several years of study, a doctorate degree qualifies the holder as an expert in a chosen field.

Online or distance learning refers to the use of electronic media and information and communication technologies (ICT) in education. With online learning, one can access education at any time and from any location with an available internet connection.