Paul Flannery is a sportswriter and a serious runner who went to the Colorado mountains to train with a championship ultramarathoner (Avery Collins) who runs stoned.

Read: CANNABIS IS FUELING ONE OF THE BEST RUNNERS IN AMERICA (SB Nation)

Also discussed:

🌱 Recent research about cannabis and exercise

🌱 Will the NBA ever let players use cannabis?

🌱 CBD and recovery after runs