Marijuana

Canada’s Lower-Risk Cannabis Use Guidelines

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There is scientific evidence that cannabis use is associated with a variety of health risks. Some of the main health risks are:

  • problems with thinking, memory or physical co-ordination
  • impaired perceptions or hallucinations
  • fatal and non-fatal injuries, including those from motor-vehicle accidents, due to impairment
  • mental health problems and cannabis dependence
  • chronic respiratory or lung problems
  • reproductive problems

Recommendations

  • Cannabis use has health risks best avoided by abstaining
  • Delay taking up cannabis use until later in life
  • Identify and choose lower-risk cannabis products
  • Don’t use synthetic cannabinoids
  • Avoid smoking burnt cannabis—choose safer ways of using
  • If you smoke cannabis, avoid harmful smoking practices
  • Limit and reduce how often you use cannabis
  • Don’t use and drive, or operate other machinery
  • Avoid cannabis use altogether if you are at risk for mental health problems or are pregnant
  • Avoid combining these risks