CDC: Flu season worst in 4 years; vaccine didn't work well

Flu season worst in years, sez CDC
This flu season has shaped up to be the worst in four years, partly because the vaccine didn't work well against the viruses that made most people...

CDC: Flu season worst in 4 years; vaccine didn't work well
ATLANTA (AP) -- The current flu season has shaped up to be the worst in four years, partly because the vaccine didn't work well against the viruses...

CDC: Flu season worst in 3 years; vaccine didn't work well
ATLANTA (AP) -- This year's flu season has shaped up to be the worst in three years, partly because the vaccine didn't work well against the viruses...

Flu Vaccine Worst in 10 Years
CDC: It's been a "moderately severe" flu season, and the lowest-in-a-decade effectiveness of this year's flu shot -- 44% -- didn't help.

CDC understated number of new HIV infections in US
ATLANTA (AP) -- The number of Americans infected by the AIDS virus each year is much higher than the government has been estimating, U.S. health...