A student who wishes to treat diseases of the mouth may wish to study dentistry. Dentistry studies how to keep the teeth, gums, and other parts of the mouth healthy and how these parts interact with the body.

A Master of Science is an advanced program of study that can be earned in about two years. Many schools offer online or part-time MSc programs so that busy learners can further their education in a way that is convenient for them.

Online learning refers to use of electronic media and information and communication technologies (ICT) in education. With online learning one has the flexibility to access their studies at any time and from anywhere they can log on.