"1920s: Cyclists would smoke cigarettes while riding to reportedly ‘open the lungs.’" https://www.bicycling.com/health-nutrition/a20040926/timeline-a-history-o

"1920s: Cyclists would smoke cigarettes while riding to reportedly ‘open the lungs.’" https://www.bicycling.com/health-nutrition/a20040926/timeline-a-history-of-tour-de-france-nutrition/ https://www.bicycling.com/health-nutrition/a20040926/timelin...