The field of medicine concerns itself with diagnosing, preventing, and treating human illnesses and injuries. Medical students learn to heal and care for sick people, using their in-depth knowledge of the human body and topics such as pharmaceuticals and surgery.

Certificate programs are educational units of study that help students to gain knowledge and experience under the tutelage of qualified individuals. Some students take these programs in order to have the skills needed to advance within their occupations.

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.