We don't have a universal vaccine that protects against all strains of the flu.
open
Global / Unspecified, Global
The flu virus mutates constantly, forcing a new vaccine guess every year that sometimes misses the mark. A universal flu vaccine could end this annual guessing game and prevent thousands of deaths.
Citation ID: WS00059
Title: We don't have a universal vaccine that protects against all strains of the flu.
URL: https://worldsolve.org/index.php?api=problem&id=59