"Biggest Loser" crowned John Rhode its Season 12 champion during Tuesday night's live finale. The 40-year-old special education teacher and football coach from Mesa, Arizona began the competition at 445 pounds and weighed-in at 225 pounds during the finale, giving him a 220-pound weight-loss. With the highest percentage of weight-loss on-campus this season, John bested former NFL player Antone Davis and tattoo artist Ramon Medeiros on the scales and claimed the $250,000 grand prize. "I made the most of every moment on the ranch because I knew (my wife) was at home struggling like a single parent, and with our two boys -- and our youngest is autistic," John revealed.NBC/Trae Patton - Wednesday, December, 14, 2011, 7:14 AM

The Season 12 champ of "Biggest Loser" and winner of the $250,000 prize is 41-year-old special education teacher and football coach John Rhode. He started the competition at 445 lbs. and lost a total of 225 lbs.NBC/Trae Patton - Wednesday, December, 14, 2011, 7:14 AM

Antone Davis, a 44-year-old former NFL player, is the Season 12 runner-up of "Biggest Loser." He started the competition at 447 lbs. and lost a total of 202 lbs.NBC/Trae Patton - Wednesday, December, 14, 2011, 7:14 AM

Ramon Medeiros, a 27-year-old tattoo artist, placed third on Season 12 of "Biggest Loser." He started the competition at 355 lbs. and lost a total of 154 lbs.NBC/Trae Patton - Wednesday, December, 14, 2011, 7:14 AM

The Season 12 at-home winner of "Biggest Loser" and winner of the $100,000 prize is 39-year-old Jennifer Rumple. She started the competition at 330 lbs. and lost a total of 145 lbs.NBC/Trae Patton - Wednesday, December, 14, 2011, 7:14 AM

"Biggest Loser" Season 12’s Sunny Sinclair started the competition at 277 lbs. and lost a total of 106 lbs.NBC/Trae Patton - Wednesday, December, 14, 2011, 7:14 AM

"Biggest Loser" Season 12’s Becky Comet started the competition at 238 lbs. and lost a total of 88 lbs.NBC/Trae Patton - Wednesday, December, 14, 2011, 7:14 AM

"Biggest Loser" Season 12’s Vinny Hickerson started the competition at 426 lbs. and lost a total of 184 lbs.NBC/Trae Patton - Wednesday, December, 14, 2011, 7:14 AM

"Biggest Loser" Season 12’s Patrick Ferrari started the competition at 387 lbs. and lost a total of 151 lbs.NBC/Trae Patton - Wednesday, December, 14, 2011, 7:14 AM

"Biggest Loser" Season 12’s Mike Danley started the competition at 309 lbs. and lost a total of 86 lbs.NBC/Trae Patton - Wednesday, December, 14, 2011, 7:14 AM

"Biggest Loser" Season 12’s John Forger started the competition at 328 lbs. and lost a total of 97 lbs.NBC/Trae Patton - Wednesday, December, 14, 2011, 7:14 AM

"Biggest Loser" Season 12’s Joe Mitchell started the competition at 348 lbs. and lost a total of 133 lbs.NBC/Trae Patton - Wednesday, December, 14, 2011, 7:14 AM

"Biggest Loser" Season 12’s Jessica Limpert started the competition at 254 lbs. and lost a total of 80 lbs.NBC/Trae Patton - Wednesday, December, 14, 2011, 7:14 AM

"Biggest Loser" Season 12’s Debbie Lounds started the competition at 239 lbs. and lost a total of 33 lbs.NBC/Trae Patton - Wednesday, December, 14, 2011, 7:14 AM

"Biggest Loser" Season 12’s Bonnie Griffin started the competition at 254 lbs. and lost a total of 77 lbs.NBC/Trae Patton - Wednesday, December, 14, 2011, 7:14 AM

"Biggest Loser" Season 12’s Courtney Rainville started the competition at 270 lbs. and lost a total of 87 lbs.NBC/Trae Patton - Wednesday, December, 14, 2011, 7:14 AM

The cast of "The Biggest Loser."NBC/Chris Haston - Friday, August, 26, 2011, 4:26 PM

Jennifer Rumple competes on the twelfth season of "The Biggest Loser."NBC/Chris Haston - Friday, August, 26, 2011, 4:26 PM

Bonnie Griffin competes on the twelfth season of "The Biggest Loser."NBC/Chris Haston - Friday, August, 26, 2011, 4:26 PM

Becky Comet competes on the twelfth season of "The Biggest Loser."NBC/Chris Haston - Friday, August, 26, 2011, 4:26 PM

Mike Danley competes on the twelfth season of "The Biggest Loser."NBC/Chris Haston - Friday, August, 26, 2011, 4:26 PM

Ramon Medeiros competes on the twelfth season of "The Biggest Loser."NBC/Chris Haston - Friday, August, 26, 2011, 4:26 PM

John Forger competes on the twelfth season of "The Biggest Loser."NBC/Chris Haston - Friday, August, 26, 2011, 4:26 PM

John Rhode competes on the twelfth season of "The Biggest Loser."NBC/Chris Haston - Friday, August, 26, 2011, 4:26 PM