Respiratory Diseases

This tool provides comprehensive epidemiological information of respiratory virus activity in Ontario, including COVID-19, influenza and other respiratory viruses. Explore case trends, laboratory testing, and outbreaks, as well as COVID-19 outcomes and vaccination.

Short-term projections of SARS-CoV-2, influenza, and respiratory syncytial virus (RSV) activity, and risk of related severe disease among pediatric and general adult population groups.

This document provides best practice infection prevention and control guidance for preventing and managing acute respiration infections in all health care settings.

This report summarizes Mycoplasma pneumoniae laboratory testing performed by Public Health Ontario, with a focus on testing in 2024.

This report describes the epidemiology of tuberculosis (TB) in Ontario, presenting data on active TB disease and latent TB infection, including incidence by sex, age group, and geography.

Inaugural genomic surveillance of RSV in 2023/24 describes two predominant lineages: RSV-A lineage GA2.3.5 and RSV-B lineage GB5.0.5a.