1 -- Lance Armstrong's ranking among world cyclists in 1996 before he was diagnosed with testicular cancer that spread to his lungs and brain.	If Lance Armstrong can win the Tour for a fourth consecutive time, he'll be only the fourth rider ever to do so. AP
3 -- Children he has with wife Kristin. Son Luke, and twin daughters, Isabelle and Grace. All children were conceived through In-Vitro Fertilization as Armstrong's chemotherapy left him sterile.
3 -- Consecutive Tour de France titles won by Armstrong, tying him with Greg LeMond for the most wins by an American in the 2,250-mile race.
4 -- Percent body fat Armstrong carries. Shaquille O'Neal has 16 percent.
5 -- Months after his cancer was diagnosed that Armstrong began training again.
16 -- Age Armstrong became a professional triathlete.
20 -- Percent chance that doctors gave Armstrong to recover from advanced testicular cancer in 1996.
32 -- Armstrong's resting heart rate. The average resting heart rate for a man is 70 beats per minute.
33 -- Percent larger that Armstong's heart is compared to the heart size of an average man.
85 -- Armstrong's VO2 Max rating, which measures the amount of oxygen the lungs can consume during exercise. An average healthy male might rate a 40.
2,046 -- Number of miles in the 2002 Tour de France. Shortened this year in the hopes of lessening Armstrong's advantage.
6,500 -- Average number of daily calories burned by Tour de France riders over the three weeks of the race. Active people might burn 3,500 daily.
3,000,000 -- Amount in grant money for cancer programs and research distributed by the Lance Armstrong Foundation since its inception in 1997.