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 collects information on reported cases of the sexually transmitted infections chlamydia, gonorrhea and infectious syphilis through the Canadian Notifiable Diseases Surveillance System (CNDSS).

If you are caring for a child who has or may have COVID-19, it is important to follow the steps below to protect yourself and others in the home, as well as those in your community.

The number of syphilis cases is increasing dramatically. Outbreaks have been reported in 8 provinces and territories as well as some Indigenous communities.

Causes, symptoms, risks, treatment, prevention, surveillance information and guidance for health professionals.

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

Not just for kids: An adult guide to vaccination

"Gram-negative bacilli commonly encountered in healthcare settings include species such as Pseudomonas aeruginosa, Acinetobacter spp. and Stenotrophomonas maltophilia, and species belonging to the Enterobacteriaceae family, such as Escherichia coli, Klebsiella pneumoniae, and Enterobacter...

"Seasonal influenza, a respiratory infection caused by the influenza virus is a significant cause of morbidity and mortality, especially in individuals who are at the extremes of age, pregnant, immune compromised, or have chronic underlying disease. Morbidity and hospitalization rates for...

The Canada Communicable Disease Report (CCDR) is a bilingual, peer-reviewed, open-access, online scientific journal published by the Public Health Agency of Canada (PHAC). It provides timely, authoritative and practical information on infectious diseases to clinicians, public health...

Parents are responsible for the well-being of their children, including protecting them from illness caused by diseases that are vaccine-preventable. Learn about vaccination and why it is important to your child’s health. Parents agree that feeding and sleeping schedules are important to help...