People looking in microscopesMedical Laboratory Sciences (MLS) is a challenging and rewarding health care profession that has great impact on patient care. Working in a variety of settings, medical laboratory scientists are essential members of the health care team who provide vital information about the status and function of the body and its systems. The data obtained by medical laboratory scientists is utilized in the diagnosis, treatment, and prevention of disease. Click here to learn more about the online Medical Laboratory Sciences programs.