Most think of the mouth as simply a means to eat, drink and speak, but it is a lot more complex than that. The mouth has many different components that work together so seamlessly that you may not even be aware of their many functions. Below, you’ll learn what 5 parts of the mouth do and why good oral care is needed to allow them to perform their duties properly.

Yellow teeth are often the result of staining from tannin-rich drinks like coffee, tea, soda and wine, but it can also be a that you are brushing your teeth too hard. What many don’t know is that forceful brushing, or toothbrush abrasion, can also cause you to have a dull, yellow smile. Keep reading for 4 signs that you might be brushing too hard and what you can do to get your luminous smile back.