What is the fine-grained topic of the following text: It occupies 1 percentage in the obesity, can be classified into Hypothalamus Obesity, Pituitary Obesity, Hypothyroidism Obesity, Cushing Syndrome Obesity, Gonad Functonal Retardation Obesity etc, separately caused by the thalamencephalon, pituitary, hypothyroid and gona Among them. Only return the topic.
Different Types of Obesity