Respiratory Syncytial Virus
Respiratory syncytial virus
, or RSV, causes respiratory tract and lung infections in infants and
such as saliva and mucus are most
the first two to four days after your child is sick.
RSV infection can last between two and eight days, but symptoms can last up to three weeks.
During the winter and early spring, almost all children have at least one
RSV infection before
the age of two.
RSV can cause infection. can be dangerous. or RSV infection as a result of heart disease or