How much time do the Biggest Loser contestants have to lose weight?

On the reality show "The Biggest Loser," contestants typically have a duration of around 12 to 16 weeks to lose weight. During this time, they undergo intense physical training and follow strict diet plans under the guidance of trainers and nutritionists. The show emphasizes rapid weight loss, often leading to significant transformations within this limited timeframe. Contestants are eliminated based on their weight loss progress, adding competitive pressure to their efforts.