Active discussions

Are your children’s vaccines up to date?

Set a reminder

Please or to access all these features

Talk
Parenting

For free parenting resources please check out the Early Years Alliance's Family Corner.

Original poster

Feno

2 replies

hellokitty2025 · 05/05/2026 19:35

Anyone know what exactly happens in a Feno test?

OP posts:
Are your children’s vaccines up to date?
Set a reminder
DemonsandMosquitoes · 05/05/2026 20:43

You breathe into a tube a bit like a breathalyser. Takes less than ten seconds. Reads your nitrous oxide levels in suspected asthma.

Sidge · 05/05/2026 21:30

As above. Steady gentle blow into a machine for 8-12 seconds.

New posts on this thread. Refresh page