Oral-B and Philips have more toothbrushes than you have teeth in your mouth. There’s a bewildering selection to choose from, ranging from the sub-£20 Philips One to the premium Oral-B iO9 and ...

Billions of toothbrushes are discarded every year. How can we brush our teeth in a more environmentally friendly way? When I used to work in an office, I'd keep a manual, plastic toothbrush in my ...