1.   Two athletes were banned from competing after failing drug tests.

2.   The NCAA has passed some proposals sponsored by the competitive safeguards committee, such as banning athletes from using tobacco products.

3.   This may cause athletes to be banned for drugs they do not know they are taking, the experts said.

4.   According to sports regulations an athlete can be banned from all competitions for two years if a follow-up test is found positive.

5.   An IAAF rule bans athletes from competing against those who are suspended.

6.   Both athletes were banned for four years after testing positive for steroids.

7.   Chinese sports authorities have banned two athletes from competition for two years and their coaches for one year for doping, an official newspaper said Monday.

8.   For this reason, the KAAA has banned foreign athletes from training with the Kenya team.

9.   He said the IAAF is banning athletes before the U.S. federation has been able to complete its procedures to determine if the drug-use allegations are true.

10.   If the test shows an abnormally high red blood cell count, the athlete will be banned from competing that day on health grounds.