1. Swine Flu: A Primer - US News and World Report
Here's what scientists know right now about the swine flu outbreak.

2. Mild Flu Season Coming to a Close - US News and World Report
Outpatient visits, deaths were lower than previous year, CDC says

3. Pesky germs, be gone! - US News and World Report
So you didn't get your company flu shot this year, and your octogenarian mother missed out, too. Don't panic. About 20 million doses of the vaccine will be shipped over the next month and a half, so many of the people who are at highest risk are lik...

4. The flu : Causes, incidence, and risk factors  (Trust Mark: Doctor-Reviewed)
In temperate climates, influenza A usually arrives between early winter and early spring. Influenza B can appear at any time of the year. The most common way to catch the flu is by breathing in droplets from coughs or sneezes. Less often, it is sp...• Reviewer: Linda Vorvick, MD, Family Physician, Seattle Site Coordinator, Lecturer, Pathophysiology, MEDEX Northwest Division of Physician Assistant Studies, University of Washington School of Medicine; and David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

5. Influenza  (Trust Mark: Doctor-Reviewed)
Usually referred to as the flu or grippe, influenza is a highly infectious respiratory disease caused by certain strains of influenza virus. When the virus is inhaled it attacks cells in the upper respiratory tract causing typical flu symptoms suc...• Author: L. Fleming Fallon Jr., M.D., Dr.P.H.