What is the harm of spitting

summary

On the street, in our life, we can see some people spitting everywhere. In fact, spitting everywhere is a very bad habit. Today, let's talk about the harm of spitting.

What is the harm of spitting

First, according to scientific experiments, a mouthful of sputum contains 50 million bacteria. People with respiratory diseases will produce a large amount of sputum after being infected by pathogenic microorganisms, and the sputum coughed up in a day contains at least 3 billion bacteria. Various respiratory diseases may be transmitted through sputum.

Second: many people will say that we are healthy people, and our sputum does not contain the bacteria and viruses you mentioned. In fact, this statement is quite wrong. There are a lot of bacteria in everyone's stomach, no matter whether you are sick or not.

Third: of course, if you have phlegm, it will be harmful if you don't spit. Sputum in the respiratory tract is not discharged in time, to provide a hotbed for bacterial reproduction, leading to poor breathing and dyspnea, induce cough, repeated cough will make alveolar changes, leading to low function, lung disease.

matters needing attention

So when there is phlegm, our best way is to wrap the sputum with paper and throw it into the garbage can, which has no effect on our own body and prevents the spread of the disease.