Electric toothbrush as a new oral cleaning tools, is gradually entering the daily life, compared with ordinary toothbrushes have benefits and certain disadvantages, not everyone is suitable for electric toothbrushes, so you can not say clearly that the electric toothbrush is good or bad, according to different groups of people, different situations to judge. A. Benefits: 1, convenient and labor-saving: electric toothbrushes are more convenient to use than ordinary toothbrushes, put toothpaste on top of the electric brush, you can brush your teeth clean, convenient and labor-saving, without having to keep moving your wrist; 2, a variety of modes: some electric toothbrushes have different modes, such as whitening mode, sensitive mode, daily mode, etc., so that the brushing process is more convenient, but also according to the day’s demand to choose the right Mode; 3, quantify time: electric toothbrush timing function can help quantify time, can avoid the situation of insufficient brushing time; 4, cleaning power: compared to ordinary toothbrushes can have a better cleaning effect, the use of electric toothbrushes can effectively clear away food debris in the crevices of the teeth, to a certain extent to reduce the breeding of bacteria, reduce gingivitis, gum bleeding, gum redness and other problems. Second, the disadvantages: 1, electric toothbrushes are restricted in the use of the population, for the alignment of the teeth, wide gaps or suffering from gingivitis, periodontitis, it is recommended to use ordinary toothbrushes; 2, improper use will cause damage to the teeth, because the use of electric toothbrushes if long stay in the same position or toothbrush frequency is too large, it is easy to lead to excessive wear of tooth enamel. So you need to master the correct method of brushing before use, otherwise it is easy to damage your teeth.