Health Canada

Learn how airborne allergies can be prevented.

Learn about the symptoms of airborne allergies.

Learn about the types of airborne allergies and what causes them.

Introduction to Health Canada's responsibilities pertaining to human health risk assessment related to the Federal Contaminated Sites Action Plan (FCSAP). It includes links to Health Canada guidance documents and resources for government and industry.

The Residential Indoor Air Quality Guidelines summarize the health risks of specific indoor pollutants. The guidelines recommend exposure limits for contaminants that affect indoor air quality.

Air contaminants are pollutants that are present in the air and can put your health at risk. Learn about the different indoor air contaminants.

Is The Air Around You Safe? The Air Quality Health Index will help you find out.

Find out how to imporve indoor air quality

Find out if testing indoor air quality is necessary when you think there might be contaminants in the air.

Poor indoor air quality can affect your health. Learn about the causes of poor indoor air quality, such as indoor activities and sources, dampness and poor ventilation.

Smog can cause damage to your heart and lungs, even when you can't see or smell it in the air around you.

Learn about sources of traffic-related air pollution, its health effects and how to minimize your risk.

Find out how indoor air pollution can affect your health, who is at risk for getting sick and what symptoms you may experience because of air pollution.

Volatile organic compounds (VOCs) are a diverse group of chemicals characterized by a high vapour pressure, as they are emitted in the form of a gas from solids or liquids at ordinary room temperatures. They are ubiquitous since they are found in both ambient and indoor air.

Many volatile organic compounds (VOCs) are present in the indoor air of Canadian homes, some of which may pose a risk to human health at certain exposure concentrations. Health Canada has developed exposure limits for a small number of VOCs which were prioritized for full assessments because they...

Health Canada scientific reviewers evaluate data to assess the potential benefits and risks of a drug or vaccine. They also review the information that will be provided to health care practitioners and consumers about the product. After the review, we may authorize the drug or vaccine for sale in...

The purpose of this notice is to communicate minimum values of sensitivity for COVID-19 antigen testing devices.

Under the Interim Order, manufacturers and importers must report medical device shortages related to COVID-19 to Health Canada. The devices to which the shortages apply are on the List of Medical Devices — Notification of Shortages (specified medical devices).

COVID-19 is a new disease not previously identified in humans. Health Canada is closely tracking all potential drugs and vaccines in development in Canada and abroad. We are working with companies, academic research centres and investigators to help expedite the development and availability of...

The COVID-19 pandemic is adding to the ongoing public health crisis related to high rates of opioid overdose and deaths, as well as acute substance use harms. These crises are made worse in communities where there is chronic overcrowding, including a shortage of housing or other shelters.