Have you ever wondered what happens to your blood sample after it has been collected? Did you know an estimated 70% of all medical decisions are based on diagnostic testing? This course will explore the basics of Medical Laboratory Science, the field responsible for medical diagnostic testing. Topics will include the different methodologies used to determine lab results, how the lab ensures the accuracy of those results, as well as diseases and conditions that are prevalent in older populations. In addition, we will discuss COVID–19 antibody and PCR testing.