540 Jin. Cai Yakun, weighing 540 kg, walks like a rickety mountain. Obesity has overwhelmed his body, and body fat is still devouring his life. Century altar hospital has treated a patient weighing 500 kg, and now Cai Yakun, weighing 540 kg, is the heaviest patient in the hospital so far. In order to further understand Cai Yakun's physical condition, the hospital conducted various tests, but the results were not optimistic. The functions of the heart, lungs and kidneys have been affected by.