Toronto Public Health has reported a surge in whooping cuff cases this year with 99 cases so far more than doubl than pre pandemic average of 38 this disease which affects infants the most has seen a notable increase among 10 to 14 year olds who make up 41% of the case the spike in cases comes am might similar reports from new brinswick where 141 cases have been reported far exceeding the annual average Health officials urge parents to ensure children's are up to date on vaccination as schools reopen