Why do we need toothbrushes

The next time your daughter or son asks why they have to brush their teeth, dazzle them with your knowledge of human oral hygiene from centuries back. Turns out our ancestors knew what they were doing! Anthropologists and archaeologists have been interested in this question for some time, and conduct ongoing research. A new study found that humans living in Sudan about 2, years ago were actually preventing cavities by eating a plant called the purple nutsedge.

Today, purple nutsedge is an aggressive weed that we do everything possible to contain. But back then, it may have been the key to decay prevention. Facebook Twitter LinkedIn Syndicate. Minus Related Pages. Do toothbrushes spread germs? How should toothbrushes be cared for? Recommended toothbrush care: Do not share toothbrushes. Toothbrushes can have germs on them even after rinsing that could raise the risk of infection, especially for people with immune suppression.

After brushing, rinse your toothbrush with tap water until it is completely clean, let it air-dry, and store it in an upright position. If more than one brush is stored in the same holder, do not let them touch each other. You do not need to soak toothbrushes in disinfecting solutions or mouthwash, which may actually spread germs under the right conditions.

You do not need to use dishwashers, microwaves, or ultraviolet devices to disinfect toothbrushes. These methods may damage the toothbrush. It should provide you with enough room to easily reach all the different areas.

It is important to brush your teeth twice a day for at least two minutes each time. If you have a new toothbrush and the bristles are quick to fray, then there is a chance you could be brushing too hard. It is a good practice to change out your tooth brush every months. The toothpaste you use should be an ADA-accepted toothpaste. This is important to ensure the right amount of fluoride is in your toothpaste.

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