In the first of a two-part interview the 41-year-old American lifted the lid on one of the most high-profile stories in sporting history.
Read the lengthy interview below;
Read the lengthy interview below;
The brutal facts
Oprah Winfrey: Did you ever take banned substances to enhance your cycling performance?
Lance Armstrong: "Yes."
Was one of those banned substances EPO?
"Yes."
Did you ever blood dope or use blood transfusions to enhance your cycling performance?
"Yes."
Did you ever use any other banned substances such as testosterone, cortisone or Human Growth Hormone?
"Yes."
In all seven of your Tour de France victories, did you ever take banned substances or blood dope?
"Yes."
Was it humanly possible to win the Tour de France without doping, seven times?
"Not in my opinion. That generation. I didn't invent the culture, but I didn't try to stop the culture."