Jillian Michaels

Jillian Michaels (born February 18, 1974) is an American writer, businesswoman, personal trainer and television personality. She is best known for her appearances on NBC, in particular, "The Biggest Loser". "The Biggest Loser" began in October 2004. Michaels was also on the related TV series "Losing it with Jillian".
Michaels was born in Los Angeles, California.