Tea and coffee stains on your mugs don't have to be permanent. Here's why they happen and how to get rid of them fast.

This pink toothpaste works over time to remove stains (and prevent them), whiten teeth, prevent cavities, and freshen your breath. The brand claims you'll notice results as early as the third day of ...

A bright smile is one of the most noticeable features of personal appearance. Whether for everyday confidence or preparing ...

As Amazon Prime Day gets into full swing, those seeking a seasonal spruce-up may be curious about the discounts on teeth ...

Berkeley scientists have developed a smartphone-based biosensor that mimics coffee-ring physics to detect disease proteins ...

Here’s how to remove tea and coffee stains from clothing, ceramics and kitchen surfaces, according to the experts at Bio-D.