Fitness guru Jillian Michaels gives exercise instructions while promoting her new workout for the Curves franchise in New York January 15, 2014. As Jillian Michaels, the tough-love trainer on NBC's ... more 
Fitness guru Jillian Michaels gives exercise instructions while promoting her new workout for the Curves franchise in New York January 15, 2014. As Jillian Michaels, the tough-love trainer on NBC's hit reality show "The Biggest Loser," lunges towards her middle years she infuses her fitness routine with the same take-no-prisoners mindset that impels her TV contestants to shape up. To match story FITNESS-JILLIANMICHAELS/ Picture taken January 15, 2014. REUTERS/Lucas Jackson (UNITED STATES - Tags: HEALTH ENTERTAINMENT) less 
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Reuters | Photo By LUCAS JACKSON / REUTERS
Mon, Jan 20, 2014 8:23 AM EST