In addition to tooth decay, there are also gum diseases to watch out for.

除了蛀牙以外，还得小心牙周炎。

Levels of plaque and the gum disease gingivitis were also significantly lower among yoghurt eaters.

此外，在饮用酸奶的受试者当中，牙菌斑和牙龈炎的发病率也显著降低。

Plaque that is left on the teeth for some time hardens; the result is tooth decay and gum disease.

被留在牙齿表面的牙斑，一段时间以后变硬，最终导致蛀牙和牙周炎。

These holes in your teeth get deeper and deeper if left untreated, leading to gingivitis, an early form of gum disease.

如果不治疗，牙齿上的这些洞会越来越深，导致牙龈炎，这是牙龈疾病的早期形式。

The result is tooth decay and gum disease.

结果是蛀牙和牙龈疾病。

One in four people suffer from bad breath regularly, while 19 in 20 are affected by gum disease at some point in their lives.

四分之一的人们经常面临口臭问题，20人中有19人都在一生中的某个阶段受到牙龈疾病的困扰。

In addition to tooth decay, there're also gum diseases to watch out for.

除了蛀牙，还需要注意牙周病。

This makes the tooth difficult to clean which attracts more bacteria and can cause infection and tooth decay, eventually leading to gum disease if left untreated.

这让牙齿很难清洁因此吸引更多细菌也会引起感染和蛀牙，如果不治疗，最终会导致牙龈疾病。

You see, misaligned teeth are tricky to clean, increasing your risk of tooth decay, gum disease, or even tooth loss.

你知道，牙齿错位很难清洁，会增加蛀牙、牙龈疾病甚至牙齿脱落的风险。

Smokers tend to have yellow teeth and develop gum diseases, persistent bad breath and other oral hygiene problems. Above all it kills five million people every year and makes many more fall ill.

出现牙齿变黄等牙龈疾病、持续性的口臭和其他口腔卫生问题。最重要的是，每年死亡人数达到500万，患病率也高居不下。