FENO

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Completed 1

Chewing gum may skew asthma test results, study warns

Knowledge-focused Completed

This study looked at whether chewing gum changes a key asthma breath test called FeNO. Researchers had 30 adults with asthma chew a special sugar-free gum for 15 minutes and then measured their FeNO levels. The goal was to see if gum could cause wrong readings that might lead to …

Matched conditions: FENO

Phase: NA • Sponsor: RWTH Aachen University • Aim: Knowledge-focused

Last updated Jun 27, 2026 08:07 UTC

FENO

Get alerted when new FENO trials appear

Chewing gum may skew asthma test results, study warns