it is important to know do you have family history linked to your obesity. it is hereditary. it depends also what you eat, how often, do you exercice enough, are you active everyday, do you eat Junk food. in order to lower your weight you should start a relaxation program in order to lower the stress, cut down the calories intake, start jogging everyday and start drinking green tea everyday two cups of tea, without sugar. your goal should be to acccelerate your metabolist trying to burn the fats deposits in your body.