Teeth whitening powders are trending, but are they safe? Learn how they work, their risks, and what dentists recommend.

"Hydroxyapatite is natural. It is a type of calcium that makes up bones and teeth," says Lai. "Nano-hydroxyapatite relates to ...

Flashing a smile will get you noticed for all the right reasons when your teeth are bright and white. While years of exposure to certain foods, beverages, and smoking can cause teeth to lose their ...

According to a study published in the journal ACS Nano, researchers at the Chinese Academy of Sciences have developed an ...

The problem with popular teeth-whitening agents, like peroxide-based gels, is that they risk damaging tooth enamel while they ...

Brushing your teeth should protect your oral health. However, some toothpaste might not be as protective as you think. Here ...

A newly-developed powder activated by electric toothbrush vibrations is described as an 'effective, at-home treatment' for ...

Forget strips, gels, and pastes. Your next tooth-whitening and repairing substance might well be a new powder developed by ...

Add Yahoo as a preferred source to see more of our stories on Google. Can charcoal toothpaste really whiten your teeth? Experts explain why the popular product can pose some risks to your oral health.

Quip's whitening strips are a dissolvable, peroxide-free option that brighten teeth fast. Even better, after giving myself the full treatment, I didn't feel any sensitivity.

As a blonde, I am religious about de-brassing my hair on a weekly basis,with purple toning shampoo treatments, which work by depositing purple pigments on the hair shaft and thereby counteracting ...

Even with regular brushing, teeth can become stained from genetic factors or consuming foods and drinks like tomatoes and ...