Public Health Agency of Canada

Testing for the virus, testing accuracy depends on when you get tested, and testing for antibodies.

People with COVID-19 do not always recognize their early symptoms. Even if you do not have symptoms now, it is possible to transmit COVID-19 before you start showing symptoms or without ever developing symptoms.

The following snapshot aims to highlight how Anti-Black racism and systemic discrimination are key drivers of health inequalities faced by diverse Black Canadian communities.

This Federal/Provincial/Territorial plan developed in collaboration with federal, provincial and territorial public health officials, Indigenous partners, and health system partners, for these and other stakeholders, provides a common forward planning approach for ongoing management of COVID-19...

The National Microbiology Laboratory (NML) provides critical scientific leadership for Canada’s response to COVID-19.

The Government of Canada has put in place emergency measures to slow the introduction and spread of COVID-19 in Canada. You must isolate for 14 days, provide contact information and monitor yourself for symptoms subject to any Order made under the Quarantine Act imposing isolation or quarantine...

To help Canadians in this unprecedented time, we have put in place a suite of digital tools to provide you with information and resources. Help limit the spread of COVID-19 and protect yourself and your community.

Here are some concrete, meaningful ways to contribute and make a real difference in the lives of people living in 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.

Health Promotion and Chronic Disease Prevention in Canada: Research, Policy and Practice (the HPCDP Journal) is the monthly, online scientific journal of the Health Promotion and Chronic Disease Prevention Branch of the Public Health Agency of Canada. The journal publishes articles on disease...

This document provides care guidance specific to the COVID-19 pandemic in Canadian homes/facilities where older adults require continuous supervised care, including professional health services, personal care and other services such as meals, laundry and housekeeping.

Number and rate of hepatitis B in Canada, rate of chronic hepatitis B per age group, number and rate of hepatitis C in Canada, and rate change of hepatitis C in Canada.

COVID Alert helps us break the cycle of infection. The app can let people know of possible exposures before any symptoms appear.

Your actions matter. Make informed choices to keep yourself and others safe.

The Public Health Agency of Canada (PHAC), in collaboration with Canadian public health experts, has developed this guidance for post-secondary institutions administrators and local public health authorities (PHAs) in jurisdictions where these institutions exist in the context of the coronavirus...

Clean and disinfect high-touch surfaces to lower the chance of COVID-19 spreading in your home, workplace and public spaces.

As provinces and territories lift or adjust public health measures, we have to think about the risks associated with different settings and activities. Before going out, consider the risks and make informed choices to keep yourself, your family and your communities safe. If a planned activity...

The flu and a cold can have similar symptoms. The difference is how intense they feel and how common they are. In general, symptoms of the flu appear quickly, while symptoms of a cold happen slowly.

PHAC developed this Regulatory Openness and Transparency Framework (ROTF) with a view to contribute to the protection and promotion of the health of Canadians and their confidence in the regulatory system through timely and open communications on issues important to their well-being. The ROTF is...

FluWatch is Canada's national surveillance system that monitors the spread of influenza and influenza-like illnesses on an ongoing basis. FluWatch reports, posted every Friday, contain information on flu activity in Canada. The FluWatch program consists of a network of labs, hospitals, doctor's...