How many calories do they burn daily on the biggest loser?

Contestants on "The Biggest Loser" can burn anywhere from 4,000 to 8,000 calories per day, depending on their weight, exercise intensity, and individual metabolism. The rigorous exercise regimens and strict diet plans lead to significant calorie deficits, promoting rapid weight loss. However, these extreme levels of calorie burning are not sustainable for most people outside the show’s environment.