It is well established that respiratory syncytial virus (RSV) bronchiolitis is associated strongly with recurrent wheezing and asthma, at least during the first decade of life^,. Preliminary findings suggest that rhinovirus-induced bronchiolitis is an even stronger risk factor and may be the first sign of asthma.

Is bronchiolitis a risk factor for asthma?

Viral bronchiolitis early in life is a major and potential long-term risk factor for subsequent wheezing and asthma.

Can bronchiolitis damage lungs?

Bronchiolitis does not usually cause long-term breathing problems, but it can damage the cells in your child's airways. This damage can last for 3 to 4 months in some children, causing persistent wheezing and coughing.