Public Health Agency of Canada

The Canada Communicable Disease Report is a bilingual, open-access, peer-reviewed journal on the prevention and control of emerging and persistent infectious diseases.

The Public Health Agency of Canada’s (PHAC) COVID-19 immunization recommendations for individuals previously vaccinated with COVID-19 vaccines not authorized by Health Canada is intended to support local, territorial, and provincial, decision-making by public health departments and health care...

Information on the different types and uses of masks and respirators approved for use in Canada, and their importance during the COVID-19 pandemic to help slow the spread of coronavirus and protect health care providers.

The Framework contributes to the implementation of the Mental Health Strategy for Canada: Changing Directions, Changing Lives, which is focused on improving the mental health and well-being of all Canadians. It also aligns with the First Nations Mental Wellness Continuum Framework (the Continuum)...

This report provides an update on the epidemiology of three nationally notifiable STIs in Canada: chlamydia, gonorrhea and infectious syphilis (including congenital syphilis) using data up to 2018, by province/territory, age group and sex. In addition, updated information related to syphilis...

Free vaccines will be available to everyone in Canada over the course of 2021. How to get vaccinated near you.

The Public Health Agency of Canada, in collaboration with provincial and territorial public health authorities, established the Canadian SARS-CoV-2 Variant Surveillance Group (CSVSG) to monitor and assess the impact of variants of SARS-CoV-2 on viral transmissibility, disease severity, and...

This report provides an overview of the progress and results PHAC has achieved in promoting and protecting the health and safety of Canadians.

Have you ever wondered if vaccines are safe? Watch this video to follow the journey that every vaccine goes on before it is used in Canada.

In the past five years (2016 to 2020) rates of infectious syphilis among females increased by 740%, while male cases increased by 70% during the same period. Overall, infectious syphilis rates have increased by 124% nationally, from 2016 to 2020. Rates of infectious syphilis have increased in...

Celebrating 25 years of CPNP’s success in supporting the health and well-being of pregnant people, new parents and their babies in Canada. The Canada Prenatal Nutrition Program (CPNP) is a national community-based program launched in 1995, funded by the Public Health Agency of Canada.

This report was prepared by the Centre for Communicable Diseases and Infection Control, Infectious Diseases Programs Branch, Public Health Agency of Canada. This report is on Hepatitis B and C in Canada.

In May 2021, international reports of myocarditis (inflammation of the heart muscle) and pericarditis (inflammation of the lining around the heart) following vaccination with COVID-19 mRNA vaccines emerged, including from Israel and the United States. Follow-up on these cases is ongoing. No clear...