Myth 1: Brush your teeth only once a day.
Truth: People who brush their teeth once after a meal will do so sooner or later, while sloppy people may just clean their teeth a little before breakfast. But the best thing to do is brush your teeth after every meal. Gargling or brushing your teeth about 10 minutes after eating can reduce the chance of cavities. This is because within 10 minutes of eating a meal, the acidity in the mouth reaches its peak. The acid can erode the enamel on the tooth surface, causing decalcification and cavities. If you can't brush your teeth after a meal, gargle instead.
Myth 2: The harder you brush, the cleaner you are.
Truth: Many people brush their teeth carefully, believing that the longer they brush, the harder they push, and the cleaner their teeth will be. And scientific studies have shown that doing that can do a lot of damage to your teeth. Brushing too hard will cause excessive attrition between the tooth surface enamel and dentin, tooth allergy, tooth pulp exposure, and even gum damage, retreat, exposing the root of the tooth embedded. The sign is that the bristles are flexed after 2-3 months of use (in the absence of hot water).
Myth 3: Fruits and acidic foods radiate your teeth，Brush your teeth immediately after eating.
Truth: brushing your teeth right after eating acidic food will accelerate the rate of corrosion heard that drinks and fruits and other acidic food will decay teeth, a lot of MM will feel: eat right after brushing soon good? After eating fruit or drinking an acidic drink, the acid can erode the tooth enamel, the layer of ivory that underlies the enamel. Brushing at the "wrong" time, especially within 15 minutes of a meal, is likely to push the acid deeper into the tooth and make it erode faster than the acid itself. Therefore, after enjoying these foods, it is best to wait half an hour before brushing your teeth, which can fully avoid these adverse effects.
Myth 4: Toothbrushes don't need maintenance
Truth: toothbrush is easy to breed bacteria, to do enough maintenance measures toothbrush as long as use for a period of time, there will be a lot of bacteria growth and reproduction, including candida albicans, hemolytic streptococcus, pneumococcus and so on. Suggest to change toothbrush once a month is more appropriate, the service life of a toothbrush is unfavorable exceed 3 months.
Myth 5: A bigger brush head is easier OR A smaller brush head is more flexible
Truth: some people think that a bigger brush head will reduce the number of strokes and give them more full access to all parts of the tooth. Some people feel, brush the head is a bit smaller, can assure toothbrush is in oral cavity agile turn, because this cleanness is more effective. In fact, brush head size should be decided according to the individual situation, need to take into account the oral cavity size, mouth opening degree and personal habits and other factors. There is no uniform standard. Experts suggest that adults should be: brush head about 2.54-3.18 cm long, about 0.79-0.95 cm wide; Brush 2-4 rows, 5-12 bunches each. However, adults can also choose to brush the head 2.3 cm long, 0.8 cm wide children's toothbrush.
Myth 6: Brushing with soft bristles works better.
Truth: Too soft too hard is not good too soft hair brush not clean, easy to make teeth residual bacteria can not effectively clean. And too hard hair, it is easy to damage teeth and gums, causing bleeding gums, tooth damage and other problems. Experts recommend that the bristles be soft or soft (not too soft). Current bristles are made of nylon. Specifically, there are two kinds of silk - ordinary silk and dupont silk. Dupont silk is more elastic, not easy to pour.
Myth 7: Curved brush heads work best
Turth: Different shapes have little influence on the cleaning effect. With the development of society, there are more and more types and shapes of toothbrushes, including square, diamond and oval brush heads, as well as wavy, flat and v-shaped upper bristles. Some people think curved toothbrushes are more effective at cleaning teeth, but the shape of the head, bristles and even the handle doesn't matter.