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Noise and sound: Overview Overview Hearing loss and tinnitus Effects on mental health and well-being Protect your hearing health Noise management in Canada On this page About sound How sound is measured About sound Sound is energy that's produced through vibrations that travel…

Health of firefighters Firefighters work in urban, rural, forest, transportation, naval and mixed settings to: prevent and extinguish fires provide emergency care as first responders Firefighters don't only face physical hazards on the job. They can also be exposed to toxic…

Environmental Contaminants Environmental contaminants are substances that, when accidentally or deliberately introduced into the environment, may have the potential to harm people, wildlife and plants. Health Canada works jointly with Environment Canada to assess the potential…

Contaminated Sites Health Canada recognizes that a clean environment is key to maintaining and improving the health of Canadians. However, a history of commercial, industrial, residential, and military activity has resulted in contaminated sites across Canada. A contaminated site…

Air quality and health Get more information on air pollutants and the impact of poor air quality on your health. Learn about the causes of poor indoor air quality, how to detect it and how to improve it. Most requested Radon Asbestos Mould Indoor air quality Indoor air pollutants…

Chemical substances Assessing and managing the health and environmental risks of chemical substances under the Chemicals Management Plan. Services and information Canada's approach on chemicals How Canada evaluates and regulates chemical substances, including through the…

Nanotechnology-Based Health Products and Food Nanotechnology Nanotechnology is the application of scientific knowledge to manipulate and control matter in the nanoscale to make use of size- and structure-dependent properties and phenomena distinct from those associated with…

Classification of products under the Food and Drugs Act (F&DA) Classification is the first step in any regulatory process at Health Canada. The Food and Drugs Act (F&DA) and its regulations serve as a basis for the classification of drugs, devices, food, and cosmetics. The…

Food and Drugs Act Liaison Office Our Services Our Work - Examples Our Contact Information Activity Report Food and Drugs Act Report an Adverse Reaction Related Resources Who we are The role of the Food and Drugs Act Liaison Office is to improve relations between external…

Approved COVID-19 Vaccines Information on COVID-19 vaccines including approved vaccines, types of vaccines and on-going safety monitoring Approved vaccines Moderna Spikevax COVID-19 vaccine About the vaccine, how it works, how it is given, ingredients, allergies, possible side…