Interesting video from TSN regarding cannabis -- and how Friesen was not allowed by the NHL to use it to treat his injuries late in his career. Instead, he went back to using painkillers and sleeping pills:
Link:
https://www.tsn.ca/video/tsn-origina...part-2~1515635
For those who don't remember, Friesen won a cup with New Jersey and played with the Flames in 2006/07 -- his last season in the NHL.