Winter infection (3)
I believe the answer is:
flu
(Other definitions for flu that I've seen before include "Common ailment" , "Common annual illness" , "A bad winter bug" , "Viral illness" , "In brief, winter illness" .)
I believe the answer is:
flu
(Other definitions for flu that I've seen before include "Common ailment" , "Common annual illness" , "A bad winter bug" , "Viral illness" , "In brief, winter illness" .)