On the Dark Side
As we get older, our teeth tend to get darker. This may be the result of extrinsic stains Certain foods and drinks are hazardous to your smile by causing your teeth to darken. These include coffee, tea, grape juice, carrot juice, berries and beets. Hot tea and coffee are especially detrimental, because constant temperature change can cause your teeth to expand and contract, allowing stains to penetrate microcracks in the enamel. There are other causes of discoloration. Teeth
Gum Chewing: Helpful or Harmful?
While there is no question that regular chewing gum promotes tooth decay, there is clinical evidence that demonstrates just the opposite for sugar-free gum. Studies have shown that using sugar-free chewing gum after meals and snacks, especially when toothbrushing at those times is impractical helps reduce the acid level and its potential detrimental effect on the enamel. Its mechanism of action is the stimulation of 10 times the normal rate of salivary flow due to both the ac