Risks to your child’s lungs

Infections in young children

How infections can affect your children's lungs.

Most young children will get an infection called respiratory syncytial virus or RSV. Most of them will only have cold-like symptoms. But some children will develop bronchiolitis or pneumonia.

Children with RSV are more likely to develop bronchiolitis or pneumonia if:

If your child is very ill as a result of RSV infection then they are more at risk of asthma and wheezing later in childhood.

Last medically reviewed: September 2016. Due for review: September 2019

This information uses the best available medical evidence and was produced with the support of people living with lung conditions. Find out how we produce our information. If you’d like to see our references get in touch.