Just when you thought you were “free from the coronavirus”… Infectious diseases are rapidly increasing recently = South Korea

Although the world has been freed from the COVID-19 virus infection, South Korea's epidemic prevention authorities are on high alert due to the recent outbreak of measles.
On the 12th, the Korean Disease Control Agency announced that ``measles'' is a class 2 legal infectious disease.
)" 8 cases had occurred as of the previous day. All of these are inflows from overseas, and half of them have occurred since October this year.
Measles is a respiratory infection that is transmitted through the air through coughs and sneezes, causing symptoms such as fever and a rash all over the body. It is highly contagious, and the reproduction index (one infected person can spread the infection to others) is highly contagious.
The number of people it infects could be as high as 12 to 18. If a person with a weakened immune system comes into contact with a patient, there is a 90% chance of infection.
Although there were no measles cases in South Korea during the COVID-19 epidemic, this year the global pandemic and
The number of cases appears to be due to an increase in overseas travel. The number of measles cases worldwide was 171,296 last year, a 2.9 times increase from the previous year. Also, this year, by October,
223,804 people have been infected, which is 1.8 times more than Japan. Of the eight cases in South Korea that occurred this year, four are known to have visited Kazakhstan, two to India, and one to Thailand.
I know that you visited. The remaining person was presumed to have been infected on the aircraft. The Agency for Disease Control urged people to check their vaccination history and practice personal hygiene while traveling.