- The first electric toothbrush was invented in Switzerland by Dr. Philippe-Guy Woog.
- Some dentists recommend that their patients use electric toothbrushes rather than regular toothbrushes because they believe electric toothbrushes are more effective. Some electric toothbrushes can perform up to 40,000 strokes per minute.
- Despite the beliefs of some, research has suggested that electric toothbrushes are no more effective than manual toothbrushes. The only exception to this are electric toothbrushes that with a "rotation-oscillation" model such as many Oral-B brushes which performed a little better during the research trials.
- Most current electric toothbrushes run on low-voltage power sources (less than 12v).
- Many electric toothbrushes come equipped with timers that signal the user when around 2 minutes has passed.
- Some modern electric toothbrushes come with visual screens that show the timer and encouraging signs such as happy faces.
- There are many different models and colors of electric toothbrushes. Many electric toothbrushes come with replaceable or rechargeable batteries and replaceable bristles.
