 A 2005 review of dental studies found consensus that a thorough toothbrushing once a day is sufficient for maintaining oral health, and that most dentists recommended patients brush twice a day in the hope that more frequent brushing would clean more areas of the mouth.
<fluency>  A 2005 review of dental studies found consensus that a thorough toothbrushing once a day is sufficient for maintaining oral health, and that most dentists recommended patients brush twice a day in the hope that more frequent brushing would clean more areas of the mouth.
 A 2005 review of dental studies found consensus that a thorough tooth brushing once a day is sufficient for maintaining oral health, and that most dentists recommended patients brush twice a day in the hope that more frequent brushing would clean more areas of the mouth.