When is a cold the most contagious

summary

Generally speaking, the appearance of cold can also cause infection to a certain extent. Therefore, understanding the problem of when the cold is the most infectious can help people prevent the cold from infecting others on weekdays. Next, this paper analyzes the problem of when the cold is the most infectious.

When is a cold the most contagious

First of all: the first three days after the onset of clinical symptoms after a cold, the most common cold virus is eliminated, and the most infectious. When the symptoms of runny nose and cough are serious, we should pay attention to respiratory tract isolation, pay attention to indoor ventilation, rest more, drink more water, and it is better to use a mask when going out.

Secondly: cold is caused by virus infection. In theory, when the virus splits the fastest, the infectivity is the strongest. Generally speaking, from the initial stage of onset to the most serious symptoms, the transmissibility is the strongest. On the one hand, it is because the virus activity and quantity are the most during this period. On the other hand, it is because the cold is a respiratory tract infection. At this stage, due to severe symptoms such as sneezing, more pathogens are discharged.

Finally: under normal circumstances, in the first three days of cold symptoms, the infectivity of the cold virus is the strongest, and it is also the most susceptible to infection, because this time is the strongest time for virus replication.

matters needing attention

In the cold when the most infectious problem to understand clearly, cold patients in peacetime should also pay attention to maintain the environment of indoor air circulation.