Educational use only: Symptom.Today is an educational tool and does not provide medical advice, diagnosis, or treatment. Results are not a substitute for professional medical care. If symptoms are severe, worsening, or concerning, seek medical attention immediately. In an emergency, call your local emergency number.
← All symptoms
SYMPTOM

Shortness of Breath

Explore what shortness of breath could mean — from the most common explanations to dangerous causes you should never ignore.

When to seek urgent help

Seek urgent care if shortness of breath is sudden and severe, accompanied by fever, neurological changes, breathing difficulty, or rapidly worsens.

FAQ

What causes shortness of breath?
Shortness of Breath can have many causes — see the matching conditions above.
Is shortness of breath dangerous?
Shortness of Breath can be a red-flag symptom. Seek urgent care if it is sudden or severe.
What should I do next?
Try the analyzer to add severity, duration, and other symptoms for a sharper match. Always confirm with a clinician.
Open the symptom analyzer