Tolerance and dependence

With regular use, people can develop a tolerance to cannabis. This means they need to take more and more to get the glasssame effect.

Heavy and frequent users of cannabis can become physically dependent upon the drug. Physical dependence occurs when a person’s body has adapted to a drug and is used to functioning with the drug present.

It is possible to become psychologically dependent on cannabis. This means that using cannabis becomes more important than other activities in their life. Some people crave the drug and find it very difficult to stop using it.