In addition to sweet gum, sweet, fragrant and delicious, there are some special features, such as cleaning the mouth, dental caries prevention, and to promote normal development of children's cheeks, and so on. However, chewing gum for too long will cause adverse health effects, because:
(1) corrosion of the teeth as most are based on sugar-sweetened chewing gum, chewing gum, the sugar will stay a long time in the oral cavity, oral cariogenic bacteria in the use of sucrose would produce acidic substances, corrosive to the teeth, cause tooth decalcification, and induce dental caries.
(2) damage to the mouth of the dental study found that chewing gum can damage the mouth are often used for filling material, that the amalgam is released, causing the blood and urine mercury content exceeded, and thus the brain, central nervous system cause nerve and kidney damage.
(3) children at risk for children of poor self-control, all the gum in your mouth, there may be swallowed or strayed into the trachea, life-threatening. Prolonged chewing gum, chewing muscles is always in a state of tension, it is possible to develop the habit of sleeping molars, thus affecting the child's sleep quality. It is for these reasons, many experts suggest that chewing gum will not take more than 15 minutes. In addition, prolonged chewing gum, it will secrete a lot of acid reflex. Especially in the fasting state, not only nausea, loss of appetite, anti-acidic water and other symptoms, long-term effect may also lead to diseases such as gastric ulcer and gastritis.
◆ laughing and crying are forbidden to talk to chewing gum to prevent the choke into the trachea, causing asphyxia and life-threatening;
◆ make people better not have teeth to chew gum;
◆ Do not chew gum to get into the hands come from the mouth to avoid bacterial contamination.