Graduate school offers an advanced program of study focused on a particular discipline or profession. Some professions do not require graduate degrees, but it may be helpful career advancement.
For example, after a few years working in various business fields, you might want to pursue a Masters of Business Administration (MBA). We have a great collection of articles that will help you making more informed decisions.
If you’re applying to medical school you’ll be required to take a your Medical College Admissions Test (MCAT). Read here how to prepare for MCAT.