Khalid bin Mohsen Shaari, previously the heaviest man at 610 kilograms, successfully lost 542 kilograms through the intervention of King Abdullah of Saudi Arabia. Receiving intensive medical care, including surgeries and a specialized regimen, Shaari’s weight dropped to 63.5 kilograms by 2023. He was bedridden for over three years before this transformation. Khalid bin Mohsen Shaari, previously the heaviest man at 610 kilograms, successfully lost 542 kilograms through the intervention of King Abdullah of Saudi Arabia. Receiving intensive medical care, including surgeries and a specialized regimen, Shaari’s weight dropped to 63.5 kilograms by 2023. He was bedridden for over three years before this transformation. Economic Times