Electric Toothbrush: How do you choose?

Since the introduction of the power toothbrush in the 1960s, this tool has undergone many technological advances, from design and bristle motions to rotation oscillation and sonic vibration. What is rotation oscillation? That’s when the head of the toothbrush alternately rotates in one direction and then the other. Power toothbrushes can deliver up to 50,000 […]

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