20 health misunderstandings, how many have you fallen into?

　　1. Will dental floss make the gaps between teeth wider?
　　
　　This worry is unnecessary. In fact, because the texture of dental floss is very soft, it will not hurt the teeth compared to toothpicks. Generally, flossing once a day is enough, but if you have sparse teeth, you will have to carry floss with you everywhere. When flossing after each meal, try to make the floss reach deep between the teeth and enter the bottom of the gingival sulcus to clean the gingival sulcus area, but be careful not to use excessive force to avoid damaging the periodontal tissue.
　　
　　2. Madaha in the gym
　　
　　It’s best to prepare specialized soft-soled gym shoes or thick cotton socks, as damp gym carpets can easily hide and breed bacteria such as tinea pedis and plantar warts. Similar are the slippers in public locker rooms and swimming pools. Although they have been disinfected, it is safest to wear your own slippers.
　　
　　3. The beautiful mistake of wearing high heels
　　
　　High heels have always been popular since their advent female favor. However, high heels with a heel of more than 7 cm naturally move the body's center of gravity forward, putting pressure on the knee joints. Research has found that excessive pressure on the knees is one of the direct causes of arthritis. In addition, if too much body weight is concentrated on the forefoot, the toe bones will become thicker due to the overload. Science has proven that high heels are also the main culprit of deformation of the Achilles tendon and spine. According to statistics, 62% of British women who like to wear high heels suffer from the above-mentioned diseases to varying degrees. disease。
　　
　　4. Overloaded tampons
　　
　　When you are busy, you may forget the existence of tampons in your body on days when you don't use enough. Not changing tampons for a long time can easily lead to Vaginitis diseases and other Gynecology disease. The maximum load time of a tampon is 8 hours, so be sure to replace it with a new one before going to bed.