To find information on flu, including symptoms, prevention and treatment, try the Medline Plus database. You can access it through the Research & Learn tab at the top the library homepage in the alphabetical Databases list. In the Medline Plus search field, enter the word ‘flu' and hit ‘search'. Click on the first result from the National Library of Medicine. This will bring up a new page with an overview of the disease and several headings. Under the category of Diagnosis/Symptoms, there is a link to page that will help you determine whether your symptoms indicate a cold or the flu. Medline Plus is provided by the National Library of Medicine National Institutes of Health, and provides a wealth of information about human anatomy, health and wellness, diseases and disorders, and drug and supplement data.