The long-term metabolites method can detect steroids that were taken more than six months prior.
Sunday's XTERRA Trail Run World Championship will send runners through a historic ranch where several movies have been filmed.
Max King is aiming for his fifth XTERRA Trail Run World Championship. The 2013 XTERRA Trail Run World Championship will feature defending
His advisory role begins next year.
They thought asking questions during exercise would lead to better answers.
The newly branded race takes place next March.
Mary Cain announced last week that she was turning professional.
Sonja Laxton has broken 28 South African records.
Nearly 20,000 runners took to the streets of Virginia's capital city.
Runners who want to apply must show evidence that they were "profoundly and personally affected" by the bombings.