How much is “too much”?

Realizing there’s a lack of evidence on how marijuana use may affect a person’s ability to drive, researchers in Alberta are trying to establish how long it takes for the cognitive effects of cannabis to exit the system on the average person. They acknowledge that it can take up to seven days for some verbal learning impairments to dissipate, but like alcohol, it’s difficult to gauge because everyone’s tolerance level is different.

Researchers in Edmonton began recruiting study participants but need more – read more here, or sign up to be a part of their study.

Read More