… If your child is over five, their GP may ask them to do these tests. On this page What will the tests show? Tests … diagnose asthma in children over five (up to 16 years old) When your child is five, they can try the asthma tests to see … child's GP might refer them for a spirometry test if they need more information to confirm the diagnosis. FeNO tests …

… support to help you quit smoking . Premature birth and low birth weight Children born prematurely (before 37 weeks) or who have a low birth weight are more likely to develop asthma. … us 0300 222 5800 Email us helpline@asthmaandlung.org.uk Join a support group Find out more You must have JavaScript …