Question

Why Common cold spreads faster and why it is difficult to control? Give reason

Answer 1

coz it is caused by virus.and difficult to control cause no medicine has been made till date to fight virus.

Answer 2

In nfluenza and common cold are both communicable and viral infections Which are spread through air, physical contact , by touching contaminated surfaces. therefore, the infection spread very easily from an infected person to a healthy person(fast rate).