Julie Hadden, one of the most successful and memorable contestants ever on NBC's The Biggest Loser, struggled with her self-worth and her size for years. At age thirty-four she found herself at a crossroads: would she settle for staying 'big' the rest of her life, or would she insist on making big changes instead? Reality-TV fans know which path Julie chose that day. When she stepped on the scale at the show's season-four finale, revealing she had...