Obesity can happen due to medical conditions as well as lifestyle habits. Some medical conditions like thyroid and Cushing’s disease can cause obesity. Some forms of obesity can be genetic. Antidepressants and steroids also make people obese. If obesity is being caused due to a lifestyle such as a sedentary lifestyle or consuming too much sugar and fat, you can make these changes to control obesity. Exercise regularly. Eat vegetables and fruits instead of chocolate and other sweets. Don’t consume too much fat such as butter and ghee. Avoid junk food and switch to healthy food. These lifestyle changes can help you curtail obesity.