It seems like everything — or at least anything worth having — is damaging to your teeth: coffee, wine, sparkling water, and yes, even tea. Fortunately, if you're a green tea enthusiast, there's a ...

Coffee and tea stain your teeth because they contain compounds like polyphenols that can penetrate your enamel. Dark-colored sodas are extremely acidic and artificially colored, which can make your ...

One tea-loving reader noticed how this beverage stains mugs, so wondered what impact it was having on her body. Other readers offer their insight, including how to make a better cup of tea The colour ...