Experts back biomarker test to catch HGH users

The Associated Press reported this week that a new biomarker test that could spot evidence of human-growth hormone in the blood for up to 21 days has garnered support from experts and scientists ahead the Olympics in London next year. The new test detects chemicals that the body produces after HGH use that stay in the system much longer the performance-enhancer itself, according to the report. "The consensus is that this test is a well-validated, scientifically reliable test which extends the window of detection and would also be important to implement," U.S. Anti-Doping Agency CEO Travis Tygart told the AP. Report