Obésité : mon corps, ma prison

Pivotal moments -- from tragic breaking points to ultimate triumphs -- in the lives of those struggling with extreme obesity.

Nikki's life and career are threatened by her 650-pound weight. Determined to make a change, she undergoes weight-loss surgery.

At almost 600 pounds, Brittani hopes weight-loss surgery will improve her health and marriage.

At over 700 pounds, Chad's weight is out of control and gastric bypass surgery is his last resort. His recovery is complicated when he faces a medical crisis and fails to follow doctor's orders.

June, almost 600 pounds, has coped with the tragic death of her son by eating. Confined to her house and unable to care for her three children, she undergoes weight-loss surgery with the support of her girlfriend Sadi.

At over 600 pounds, Dottie agrees to a drastic new diet and gastric bypass surgery in hopes of reclaiming her health and ability to care for her children. A medical emergency and her own self-sabotage may derail her efforts.

Gideon, at over 600 pounds, is unable to work and completely dependent on his exhausted wife. Fearing an early demise, he uproots his family and moves to Houston to undergo weight-loss surgery in hopes of reclaiming his health.

Ashley is just 26 years old and over 700 pounds. Unable to care for her 5-year-old son and knowing her life is on the line, she pursues weight-loss surgery. Various medical setbacks and struggles threaten her progress.

At over 700 pounds, Teretha's life is confined to a bed -- a far cry from her former job representing Detroit's healthy eating program. Her adoring family fears losing her and hopes bariatric surgery will help save her life.

At 650 pounds, Randy risks losing his job unless he can regain control of his weight.

At about 700 pounds, Milla is unable to care for herself. A mother of five, she knows she must lose weight to save her own life and care for her children. Determined to make a change, she moves to Texas for gastric sleeve surgery.

Sean weighs almost 1,000 pounds at just 26 years old. His skin is so stretched it is tearing apart, and a massive growth protrudes from his side. With the support of his mother, he attempts weight-loss surgery to save his life.

Lupe, at almost 600 pounds, has been bedridden for 10 years and depends on her husband for all her needs. A cross-country move to Texas for weight-loss surgery is her last chance for change, but it may be too late.