This is the 5787th most frequent Polish word.
zachorowania
"Zachorowania" translates to "cases of illness" or "incidence of illness" in English.
"Zachorowania" refers to occurrences or instances where people fall sick with a particular illness, here it specifically discusses flu.
Zachorowania na grypę wzrastają jesienią.
The incidence of flu increases in autumn.
"Zachorowań" here is the plural genitive form of "zachorowania", emphasizing the quantity or rate of illnesses.
Statystyki wskazują na spadek zachorowań w tym roku.
Statistics indicate a decrease in illnesses this year.
"Zachorowań" denotes illnesses in a general sense, emphasizing the goal of reducing these occurrences through preventive measures.