Mr. Xinhua, aged 52, has been an active sportsman all his life. Lately, due to his arthritis, he has been leading a sedentary life. He hardly goes out. This has led to depression. The depression in turn makes him eat more. Mr Xinhua's inactive lifestyle and eating habits has caused him to put on a lot of weight. His body shows signs of fat accumulation. Which disorder do these signs indicate? Mr. Xinhua should watch out for