Hello! Tell me, i beg you, what way of the teeth whitening do some of you employ or consider being the top one? How many colours would it lighten your teeth in the last phase? I'm furthermore concerned in relation to the negative effects of the method in the form of enlarged sensitiveness (might be dental bleaching intolerably agonizing for the time of or following the method? ). By what means would it in the long run change the enamel? )) My brother has done it quite a few weeks before and dentist in stoughton ma said her nothing is really horrible. I thank you for suggestion!