Breaking News English

Scientists say we [clean / cleanse] our teeth the wrong way. Researchers from University College, London found that most of the advice that dentists give us [are / is] very different. They add that we have been cleaning our teeth the wrong way. The researchers looked at tooth-brushing [advise / advice] in dental textbooks, toothpaste [instruction / instructions] and dental clinics. They found five different [basic / basically] ways of tooth-brushing and decided [all / whole] of them were [incorrect / corrected] . Most of the methods involve [moving / movable] the toothbrush along the teeth, with the brush moving round and round in small [circled / circular] movements. The researchers said we should stop doing this and use a back-and-forth movement [instead / rather] .

Aubrey Sheilam, [lead / leader] author of the study and professor of dental public [healthy / health] , said: "The public needs to have [sounds / sound] information on the best method to brush their [teeth / tooth] ." The research suggests not brushing teeth too [many / much] . More than twice a day damages the enamel on the teeth. The recommended time for brushing is no longer than three minutes [each / all] time. The research also says using too much [pressures / pressure] and brushing your teeth too hard will also damage teeth. Researchers also [advised / advice] not cleaning your teeth immediately after eating. This is when acid is [strongest / strength] in your mouth and this acid will damage teeth. A final recommendation was to clean the tongue too because it also [had / has] a lot of bacteria.