Will This Year ' s Flu Shot Be as Weak as Last Season ' s?

WEDNESDAY, Nov. 8, 2017 -- Lots of people came down with influenza last year despite getting a flu shot -- and researchers can ' t promise this season ' s vaccine will be any more effective. Last year ' s shot was only 20 percent to 30 percent effective...
Source: Drugs.com - Daily MedNews - Category: General Medicine Source Type: news