When you hear that a bamboo toothbrush is biodegradable, you might wonder: how long does it actually take to break down? It's a fair question. After all, there's a big...

Bamboo toothbrushes are everywhere now, and most of them are sold with the same pitch: "plastic-free," "eco-friendly," "sustainable oral care." There's just one problem — flip almost any of them...

You brush your teeth twice a day without a second thought. But that plastic toothbrush in your bathroom cup is doing more than cleaning your teeth — it's shedding. Every...