https://www.leafly.com/news/lifestyle/man-bikes-across-the-world-stoned
https://merryjane.com/news/british-man-bikes-19000-miles-while-vaping-to-disprove-lazy-stoner-myth
https://www.thesun.co.uk/news/6013449/cannabis-roger-boyd-cycles-round-world/
https://www.bristolpost.co.uk/news/bristol-news/bristol-man-cycled-19000-miles-1437146
https://road.cc/content/news/242398-bike-riding-stoner-evangelist-cycled-19000-miles-while-high
https://www.gentlemantoker.com/roger-boyd-vapes-weed-across-world-bicycle/
https://www.greenrush.com/blog/roger-boyd-cycles-around-world
https://thenationalmarijuananews.com/cyclist-bikes-dispel-lazy-stoner/
https://www.medicaldaily.com/marijuana-effects-promote-healthier-lifestyle-432821
https://www.healthline.com/health-news/heres-why-working-out-while-high-is-probably-a-bad-idea#1