It's Your Health (IYH) is a series of articles, or fact sheets, that cover a wide range of health issues.
Each IYH article is written in consultation with Health Canada and the Public Health Agency's scientists and experts, and may also be reviewed by national experts outside the department. These articles also include Internet links and references to more information.
IYH does not provide diagnosis or treatment recommendations and should NOT be used in place of medical advice, instruction and/or treatment. If you have specific questions, please consult your physician or appropriate health care professional.
You can download, print and distribute the articles for personal or non-commercial use without further permission or charge from Health Canada. See the Copyright/Permission to Reproduce for more information.