If your favorite mug or cup is showing signs of your coffee obsession, these simple tricks will make it look like new.

Pesky coffee stains can ruin even the best of days -- but with this one ingredient that is likely already in your kitchen, ...

Overexposure to fluoride from drinking water or toothpaste can also lead to a condition called dental fluorosis ... drinks that are known to stain teeth, such as coffee, tea, wine, and cola.