Optometry is a specialty in the healthcare industry concerned with visual acuity. A student interested in this field may expect both course work and clinical experience to become proficient in examining, diagnosing, and treating vision problems.

A Doctorate of Philosophy, or PhD, may require eight years or more to complete, as well as a dissertation. In most fields, the possession of a PhD qualifies the holder to become a professor of a chosen subject. There are many different programs available.

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.