It's so important to take good care of your teeth. Proper care will help you to avoid all sorts of issues. Here, you will be able to learn about a few of the most common problems you can find yourself dealing with if you aren't regularly brushing and flossing. Cavities One of the big reasons for caring for your teeth is to avoid cavities. When you get a small cavity, you will go in to see the dentist and they will fill it, then remind you about the importance of proper dental care.