21.   Whatever the doctors say, youthful athletes themselves know all about overuse injuries, and many now accept them as part of the price of competition.

22.   A look around the dining hall seemed to confirm that most athletes know how to eat healthfully and usually do.

23.   Athletes know what it is.

24.   Athletes questioned knew the survey was being done by the USADA.

25.   Fowlie said the athletes probably know little of what is going on back home, since there is no news media in Australia that works in their language.

26.   Once on track, my athletes know that they have to focus and be serious.

27.   Steroids and other drugs continue to be a problem at the Olympics despite testing because athletes know how to fool the tests, Lucas said.

28.   Such testing is considered ineffective because athletes know when to expect screening and can stop or mask drug use in time to beat the testers.

29.   Pound said the fact that athletes knew they could be tested anywhere, anytime was a great deterrent.

30.   Saltin said that they had benefited from the cooperation of the makers of the drug to find a reliable test which many athletes did not know existed.