What is the AutoBrush? The AutoBrush is a handheld, electric toothbrush, that has a U-shaped mouthpiece (like the shape of your teeth) with tiny bristles. It works without much user input aside ...

A new U-shaped brush that looks like a mouthguard does get the job done. Euronews Next tried it out and it works by repeatedly chewing down on the device, which is powered like a regular ...