Also, steroid use and illegal drug use should be avoided.

此外，甾体激素类使用和违禁药物使用也应当避免。

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In some cases, steroid use cannot be proved. Therefore, a suspected athlete should be considered innocent.

有些情况下是否使用类固醇是无法被证实的，所以涉嫌的运动员应视为无辜。

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Because of the known health risks associated with intensive steroid use, concern persists regarding long-term use at any level.

由于人所共知的频繁使用类固醇激素所伴随的健康风险，有关任意水平长期使用的担忧一致存在。

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As of 2005, 6.8% of male high schoolers admitted steroid use, as did 5.3% of females.

FORBES: 32 Indicted in Steroid Ring That Targeted High School Athletes

By the way, steroid use among high schoolers is not a U.S. problem only.

FORBES: 32 Indicted in Steroid Ring That Targeted High School Athletes

Major league baseball has launched an investigation into alleged steroid use among its players.

NPR: Major League Baseball to Investigate Steroid Use