At his heaviest, Jon Brower Minnoch weighed approximately 1,400-lbs. Minnoch was hospitalized in March 1978 at age 36 due to cardiac and respiratory failure. During his hospitalization, it was discovered he was suffering from edema and carrying an estimated 900 – lbs in excess body fluid.
To get Minnoch to the hospital from his home, it took over a dozen firemen and rescue personnel, a specially modified stretcher, and a ferry boat to transport him to the University of Washington Medical Center in Seattle.
He was placed on a strict 1,200 calorie diet and discharged from the hospital after 16 months having lost a whopping 924-lbs; putting him at a weight of 476-lbs.
John passed away in 1983 from his incurable edema. Upon his death he weighed 798-lbs.
BONUS FACT: The fastest weight loss on the reality show the Biggest Loser was from Moses Kinikini in season 11 who lost 41-lbs in ONE week.
Photo of John Minnoch – https://en.wikipedia.org/w/index.php?curid=42893432