 Toothbrushing guidelines Frequency A 2008 review cites studies from 1969-1973Brushing at least every 48 hours: that gum and tooth health were maintained if brushing removed dental plaque more often than every 48 hours, and gum inflammation happened if brushing happened at intervals longer than 48 hours.
<fluency>  Toothbrushing guidelines Frequency A 2008 review cites studies from 1969-1973Brushing at least every 48 hours: that gum and tooth health were maintained if brushing removed dental plaque more often than every 48 hours, and gum inflammation happened if brushing happened at intervals longer than 48 hours.
 Tooth-brushing guidelines Frequency A 2008 review cites studies from 1969-1973Brushing at least every 48 hours: that gum and tooth health were maintained if brushing removed dental plaque more often than every 48 hours, and gum inflammation happened if brushing happened at intervals longer than 48 hours.