Why Am I Wheezing?
Quick Answer
Wheezing means airways are narrowed — most often from asthma or an allergic reaction.
A whistling sound when you breathe is your airways telling you they're inflamed or constricted.
Likely causes
- AsthmaThe most common reason for recurrent wheezing.
- Allergic reactionAllergens can trigger sudden airway narrowing.
- Respiratory infectionViruses can trigger temporary wheezing.
What to try
- Track when wheezing happens (exercise, night, after pets, etc.).
- Avoid known triggers.
- See a provider promptly for evaluation.
When to seek help
- Wheezing with shortness of breath.
- Wheezing that doesn't ease with rest.
- Any breathing emergency — call 911.
Local Conditions
Arizona
Allergy
High
Asthma
Moderate
Mold
Moderate
Dominant Pollens
MulberryOliveBermuda GrassRagweed
Dominant Molds
AlternariaCladosporium
Pollen and dust dominate Arizona air today. Mold pressure varies by neighborhood.
See Live Conditions on PollyMap →FAQ
Can allergies cause wheezing without asthma?+
Severe allergic reactions can — but recurrent wheezing usually involves asthma.