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Health Canada has completed a detailed risk assessment entitled "Human Health Risk Assessment for Coarse Particulate Matter", a stand-alone piece focusing on the potential health impacts of coarse particulate matter (PM10-2.5). The state of knowledge on the health effects of coarse PM has and...

Health Canada has completed a risk assessment evaluating the potential risks and benefits to the health of Canadians from the use of E10, a formulation of gasoline containing 10% ethanol per volume. E10 is the most common proportion for ethanol-blended fuel and is considered usable in gasoline...

Health Canada is preparing the Health of Canadians in a Changing Climate: Advancing our Knowledge for Action report. This report includes a scientific assessment of how climate change affects human health.

Benzene is a recognized human carcinogen and, as such, a component in gasoline of particular concern. The objective of this assessment is to estimate the contribution of benzene emissions to inhalation exposures for communities residing in proximity to gasoline stations.

Benzene has been classified as a Group 1 carcinogen ("carcinogenic to humans") by the International Agency for Research on Cancer (IARC 2012, 2018) and as carcinogenic to humans by the Government of Canada (Canada 1993). Benzene was added to the List of Toxic Substances in Schedule 1 of CEPA 1999...

This report on progress contributes to an integrated, whole-of-government view of activities supporting environmental sustainability and helps to make environmental decision-making more transparent and accountable to Parliament. This report details Health Canada's individual departmental actions...

Access documents on the health risks of indoor air contaminants. Learn how to reduce exposure to these contaminants in residential and non-residential spaces.

Canadians spend approximately 90% of their time indoors and are exposed to a large number of indoor air contaminants. In many cases, these indoor air contaminants are known to cause or exacerbate health effects, such as asthma, allergies, chronic obstructive pulmonary disease and other...

Ozone can cause a variety of symptoms in both healthy people and people with respiratory problems, such as asthma and chronic obstructive pulmonary disease (COPD). Health symptoms include: coughing, chest discomfort, reduced lung function, shortness of breath, and irritation of the eyes, nose and...

Toluene is one of a diverse, group of chemicals known as volatile organic compounds (VOCs), which can be released as a gas into indoor air at room temperatures. The health effects of toluene depend on the level to which you are exposed, for how long you are exposed, and your own personal...