Katherine Martinko is an expert in sustainable living. She holds a degree in English Literature and History from the University of Toronto. Haley Mast is a freelance writer, fact-checker, and small ...

Our landfills are a graveyard for old, plastic toothbrushes. Last year, 495 million nonelectric toothbrushes were purchased in the U.S. They’re not recyclable, which means the vast majority get tossed ...

According to Colgate, Americans bought more than 495 million manual toothbrushes last year. Most of them ended up in a landfill because they cannot be easily recycled, Colgate said. Now Colgate has ...

When Colgate was developing its new low-waste Keep toothbrush, which has a reusable aluminum handle and replaceable heads (a starter pack costs $9.99; additional heads are $4.99 for two), the company ...

We may receive a commission on purchases made from links. Smart toothbrushes have been around for a few years now, but they haven't quite caught on. Sure, they promise better habits via connected ...