A universal flu shot may be nearing reality

New strategies aim to attack the influenza virus in creative ways

illustration of syringe with flu viruses

ONE AND DONE  The flu kills tens of thousands of people in the United States each year, and protection is made harder by the need for an annual shot. A onetime vaccine is getting closer to reality. 

E. Otwell

One of the planet’s deadliest viruses makes an annual pass through the United States with little fanfare.