Researchers wanted to see which CAD/CAM composites for molars were hardest and held up best after toothbrush abrasion testing. After putting six composites through rigorous testing, they discovered ...

The Oxford Dictionary of Dentistry defines ‘abrasion’ as: ‘The non-bacterial loss of tooth tissue due to frictional tooth wear by extrinsic agents. Common causes are toothbrushing, particularly with ...

Modern nylon bristle toothbrushes were first developed in 1938. However, early civilizations used slender twigs with tattered ends to brush teeth. The use of these "chew stick” started during 3000 B.C ...