Five syringes discarded on the side of a Rocky Mountain road just outside of Boulder, Colo., were not exactly what I expected to see. Yet, as I cycled through some of the most scenic and challenging roads in all of Boulder, the site was unmistakable. I knew that many competitive riders used the high altitudes to train for races; but it appeared that it wasn’t just the altitude that would enhance their performances that day.

The world of sports has taken a beating this year.