From the results of a nationwide oral health epidemiological survey, nearly 90% of middle-aged people in my country have symptoms of bleeding gums. On average, nearly 14 teeth in each person’s mouth have bleeding gums. The detection rate of oral calculus in middle-aged people is as high as 96.7%. The average person has more than 20 teeth in their mouth with calculus. How to effectively prevent oral diseases and avoid the “mid-life crisis” of oral health?
Source: Zhejiang Post< /p>