we aimed to investigate the changes in thyroid hormones, lipid profile and anthropometric measures after programmed weight loss in Palestinian obese adult females MATERIALS AND METHODS: This prospective study included 94 obese female (20-50 years old) as cases and 94 Non-obese of same age as controls for baseline comparisons. Obese female were assigned for low calorie diet (1200-1500 Kcal/day) in addition to a daily program of therapeutic exercise for six month. Parameters were measured, statistically analyzed and compared with control before and after study.