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• n  a potent androgenic hormone produced chiefly by the testes; responsible for the development of male secondary sex characteristics

• The researchers found that children who had experienced high testosterone levels in the womb tended to be poor at maintaining eye contact, a symptom of the adverse socialization .
• The most vexing mystery is why Landis would suddenly take testosterone as the Tour wound down, since it might not have been of much help.
• According to new research, the higher a trader's testosterone level, the more money he'll net before the close of business.

News & Articles

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• Men’s Health: Testosterone Deficiency
  (KTVI) – June is “Men’s Health Month” and Low T, also known as Testosterone Deficiency, is being discussed. Dr. Stephen...
  June 13, 2013 - FOX 2 News St. Louis
• Chael Sonnen Talks Testosterone: 'Yes, I Took It To Get an Edge'
  The argument about testosterone replacement therapy and its use in MMA continues to be a popular subject, and it inadvertently took center stage during a recent interview with Chael Sonnen when he appeared on the Jim Rome Show that will air on Showtime Wednesday night. Sonnen was part of a panel speaking about performance-enhancing drugs and the recent discoveries made by Major League Baseball ...
  June 12, 2013 - Bleacher Report
• 'Low T' debate: Popular testosterone therapy divides medical field
  They seem to be everywhere — drug ads warning aging men about low testosterone, with 'symptom quizzes' asking: Are you sad or grumpy? Is your work suffering? Has your strength or sex drive waned?
  June 12, 2013 - Louisville Courier-Journal

Quotes

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• Barry Bonds in SI.com
  In his appearance before the grand jury, Bonds said he didn't understand the results from the January 2001 test prosecutors showed him and then said "that some people may have more testosterone levels than others."
• Floyd Landis in Sydney Morning Herald
  I have never taken any banned substance, including testosterone,Landis said on his website. "I was the strongest man in the Tour de France, and that is why I am the champion. I will fight these charges with the same determination and...
• Terry Francona in Hartford Courant
  I think they were just exchanging some views on things,Red Sox manager Terry Francona said. "We had a lot of testosterone going tonight. It was kind of a hectic night. ...... We'll get by that one. Sometimes things happen and we'll handle...