@Milan1999 5 June 2021 more from that month

30 amazing interesting things about TEETH! Did you know that toothbrushes need to be changed every three months; that regular visits to the dentist can prevent a heart attack or that the average American spends 38.5 days in his life brushing his teeth! In what country is it ideal to have crooked teeth, and many more amazing facts about teeth! 1. Teeth usually appear earlier in girls than in boys. 2. The first electric toothbrush appeared back in 1939. 3. We all know that properly spaced teeth are synonymous with a beautiful smile in humans. Yet as strange as it may sound to you, it is true - in Japan, crooked teeth called yaeba are considered the ideal of beauty! 4. There are more than 300 different types of bacteria in dental plaque. 5. The "most valuable tooth" in the world belongs to the famous physicist Sir Isaac Newton. It was sold in London in 1816 for an incredible $ 3,633.00, which would amount to $ 35,700.00 today. 6. Dental floss was first produced in 1882. 7. Back in 1846, the American dentist William Morton was the first to use anesthesia (ether) when extracting teeth. 8. In a study conducted in 2003, 34% of teenagers and 42% of adults chose the brush as the first choice of 5 inventions without which they could not live. The other four were: a computer, a car, a microwave oven and a mobile phone. 9. Caries is the leading health problem in children under 3 years of age. 10. Toothbrushes should be changed every 3 months. If you have gingivitis, then you should change it after 4 to 6 weeks, because the bacteria from your mouth settles on the bristles of the brush. 11. Women laugh on average 62 times a day. While "grumpy" men only 8 times! The kids laugh an incredible 400 times during that time! 12. Regular visits to the dentist can prevent a heart attack. 13. Most people prefer to use blue, rather than red brushes. 14. A toothpick is the most common object that Americans suffocate with. 15. Americans spend about $ 2 billion a year on dental products: toothpaste, toothbrushes and floss. 16. How much does a “Good Fairy” pay for one tooth? According to insurance companies, the price of a tooth is around two dollars! 17. About 500,000,000 Chinese do not brush their teeth! 18. The average American spends 38.5 days in his life brushing his teeth. 19. In some cultures, teeth that fell out were used as jewelry in the form of necklaces and earrings. 20. How much attention the Chinese pay to their teeth is shown by the fact that China declared September 20 a national holiday called "Day of Love for Teeth". 21. By brushing your teeth, you can clean about 60 percent of the available tooth surfaces, which means that you should definitely use other means (dental floss, toothbrushes, interdental brushes). 22. Toothbrushes, similar to today's, originate from China. They appeared in the west only in the 18th century, and until the beginning of the 20th century they were used only by the rich strata of society. 23. Tooth decay is one of the most common and oldest diseases, which is confirmed by the fact that people in prehistory also had problems with caries. 24. Certain types of cheese can protect teeth from decay. 25. In the past, prostheses were common wedding gifts in Great Britain. 26. The first set of artificial teeth dates from the 8th century BC. 27. In Vermont, it is illegal for women to wear artificial teeth without the written consent of their husbands. 28. When cleaning your teeth every day, the use of dental floss is mandatory. 29. According to some research, black and green tea have antibacterial power, and help prevent tooth decay and gum disease. 30. Children have 20 milk teeth, while an adult has 32 teeth.