The truth will eventually come out, no matter how hard people try to hide things; the bigger the deception, the more likely it is to be revealed. In the end, cheaters don't come out ahead.
A few sequences show harrowing bicycle crashes at high speed. Some yelling/heated arguments.
Language includes "s--t" and "f--k."
Armstrong's team sponsors, Morotola and U.S. Postal Service, are named and shown frequently. Other sponsors' logos are also shown, including American Airlines.
Drinking, Drugs & Smoking
Some social drinking at meals and pubs. The bulk of the movie is about bicycle racers taking performance-enhancing drugs; many scenes show them taking shots or getting IV treatments, and even more show them lying about it and planning how to hide it.