Wearing braces to straighten teeth takes about two years, the exact time is determined by many factors. First, the condition of the oral cavity, if the patient’s teeth deformity is not serious, the time needed is shorter, more than a year can be corrected. If the degree of deformity is more serious, it is more difficult to correct more than two years can be corrected. Second, depending on the orthodontic patients at what age, if the teenage years, sixteen to twenty years of age is the best period of orthodontic teeth, teeth plasticity is very strong, correction is easier, faster, more than a year will be enough. If you are already an adult or a middle-aged or elderly person, it will be more difficult to straighten your teeth, and it will take longer, maybe two or even three years.