Mark McGwire said in a statement sent to The Associated Press on Monday that he used steroids on and off for nearly a decade. "I wish I had never touched steroids," McGwire said in a statement. "It was foolish and it was a mistake. I truly apologize. Looking back, I wish I had never played during the steroid era." McGwire also used human growth hormone, a person close to McGwire said, speaking on condition of anonymity because McGwire didn't include that detail in his statement. McGwire's decision to admit using steroids was prompted by his decision to become hitting coach of the St. Louis Cardinals,