Testosterone may help male baby boomers fight diabetes

 When Gary Wittert began looking for tubby male baby boomers to take part in a clinical trial last month, he got 800 volunteers in one day. The draw: free testosterone injections. Wittert, a professor of medicine at the University of Adelaide in Australia, and his colleagues suspect the sex hormone known to increase libido and musculature could also play a role in preventing a form of diabetes that tends to strike later in life and afflicts more than 330 million people worldwide. The steroid, which cyclist Lance Armstrong admitted to using in winning seven Tour de France titles, could...

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