Which Toothbrush Should I Buy?
What is the difference between medium and soft toothbrushes for plaque removal and soft-tissue abrasion? A study at Franciscan University in Santa Maria, Brazil was conducted to study just this. Students were randomly assigned to brush two contra-lateral quadrants with the medium toothbrush and the other two quadrants with the soft toothbrush, so that both […]
- Posted on: Apr 17 2013