Public Health Agency of Canada

Schools are an important environment for youth. They are a setting for learning, personal and community development, socialization and the promotion of health and well-being. The COVID-19 pandemic has highlighted the significance of school communities in the lives of young people and their...

Learn about the different types of surveillance for West Nile virus and the reported number of cases in humans.

This is a link to multiple publications of diseases and conditions in Canada.

Recent years have seen unprecedented political and public attention on substance use among youth. In Canada, the legalization of non-medical cannabis use, rising numbers of opioid-related deaths and increases in the use of vaping products among youth are some of the factors that have led to the...

Vaccination is one of the most effective ways to protect our families, communities and ourselves against COVID-19. Evidence indicates that vaccines are very effective at preventing severe illness, hospitalization and death from COVID-19, including against Alpha and Delta variants of concern....

Don't want to drink? Want to reduce possible risks? This is the Drinking is up to you (poster).

Drinking tonight? (poster). Tips for a good night.

This is the third report of the Public Health Agency of Canada's (PHAC) Injury in Review series, providing important national surveillance statistics on the causes of traumatic brain injuries (TBI) across the life course, including sports, seniors' falls, assaults, consumer products, and more.

3,673 isolates causing invasive pneumococcal disease (IPD) were characterized in 2019. Incidence rate of IPD for 2019 for children under <1 year of age is 13.2 cases per 100,000 population and for seniors ≥60 years to 21.2 cases per 100,000 population. The overall crude incidence rate has...

This quarterly financial report has been prepared by management as required by section 65.1 of the Financial Administration Act, in the form and manner prescribed by the Directive on Accounting Standards, GC 4400 Departmental Quarterly Financial Report. This quarterly financial report should be...

Due to the COVID-19 pandemic, enhanced border measures authorized by the Quarantine Act were introduced. These measures ensure appropriate actions are taken to reduce the spread of the virus. To verify and improve compliance with the Emergency Orders under the Quarantine Act, the Public Health...

As COVID-19 continues to circulate in Canada and more people are getting vaccinated, different public health measures (PHMs) may be required, based on the level of transmission and other key indicators outlined below. This interim guidance provides considerations for adjusting PHMs in the context...

The World Health Organization (WHO) refers to symptoms lasting for weeks or months after a COVID-19 infection as post COVID-19 condition. Some studies have reported later symptoms in patients with a severe COVID-19 infection. For example, those who were hospitalized or needed intensive care...

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.

How to quarantine or isolate at home. Quarantine or isolation can reduce the spread of COVID-19, including its variants, in your household and community. That's why it's important to follow the advice of your local public health authority about when and how to quarantine or isolate.

The HBSC is a World Health Organization, on-going, cross-national research study of youth aged 11 to 15 years old that collects data every 4 years. The study aims to gain insight into young people's: well-being; health behaviours; and social contexts.

On this page, you will find resources that members of school communities can use to prevent or delay substance use among youth and reduce the harms associated with youth substance use.

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 statement contains NACI’s independent advice and recommendations, which are based upon the best current available scientific knowledge. This document is being disseminated for information purposes. People administering the vaccine should also be aware of the contents of the relevant product...