Rubella virus can be transmitted through respiratory droplets, through close contact, and vertically from mother to child. Rubella virus is a virus limited to humans, rubella virus infected people are the source of infection of the virus, mainly through the respiratory droplet transmission, the virus can be invaded through the respiratory tract of the healthy human body, incubation 2 ~ 3 weeks, the virus first in the upper respiratory tract mucosal epithelial cell proliferation, and then enter the bloodstream, spread to the whole body and manifest fever, headache, sore throat and a series of symptoms. Rubella virus can also be transmitted through close contact, if people share towels and clothes with rubella virus infected people, and come into contact with the nasopharyngeal secretions of infected people, then they may also be infected with rubella virus; in addition, pregnant women who are infected with rubella virus may also be infected with the fetus through vertical transmission, resulting in congenital malformations of the fetus, or even causing fetal death. If you are infected with rubella virus, it is recommended that you should consult a doctor as soon as possible.