Outside during the daytime
Q8. It is possible to take in viruses even if wearing a mask. True or False?
The size of a virus is 1/10000 mm, so viruses can go into your mouth and nose from the gap between a mask and your face. Therefore, it is important to wear a mask without a gap. There is a mask called N95 mask which avoid 95 % of water-based viruses.
Q9. Gargling every hour is good enough. True or False?
Q10. Drinking water every 20 minutes leads to the prevention of a cold. True or False?
Gargling every hour is not enough because cold viruses can invade your body in 20 minutes. So if you drink water every 20 minutes, that leads to the prevention of a cold. If you drink water or other beverage every 20 minutes, you can wash out the viruses in the throat, they go into the stomach, and they are killed by stomach acid.
Q11.A scarf protects your body from a cold better than gloves. True or False?
The important thing is not which is warmer, but which can protect your body from viruses. Gloves can protect the hands where viruses get easily attached on.
Q12. Cold viruses can live on the palm for 1 day at the longest. True or False?
There is a data that viruses lived for 1 week on the palm. That is why it is important to wash hands.
Q13. Virus infection happens less in the airplane than in the train. True or False?
A13. Downward air flow in the airplane is stronger than in the train, so viruses tend to stay on the floor.
What is a cold? (Difficult Questions)
Q14. How many times does a person catch a cold in a lifetime? (A) About 200 times (B) About 600 times
A14. (A) About 200 times.
Children catch a cold about 10 times a year because they don’t have the immune. The number of catching a cold decreases when you become an adult because an adult has the immune.
Q15. How many kinds of cold viruses exist? (A) About 20 kinds (B) About 200 kinds
A15. (B) About 200 kinds.
We catch a cold many times because there are many kinds of cold viruses.
Q16. What condition is called a cold?
A16. A cold is a condition that patients visit a doctor complaining that they catch a cold.
Flu is diagnosed by some tests, but there are no tests for a cold.
Q17. A cold is a condition showing common cold symptoms excluding__________________.
A17. Diseases other than a cold
There is no definition of a cold. Common symptoms such as headache can be caused by other diseases. It is not until all the possibilities of other diseases are excluded that a cold is not diagnosed.
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