What Can Cause Breathlessness?

Causes of shortness of breath include asthma, bronchitis, pneumonia, pneumothorax, anemia, lung cancer, inhalation injury, pulmonary embolism, anxiety, COPD, high altitude with lower oxygen levels, congestive heart failure, arrhythmia, allergic reaction, anaphylaxis, subglottic stenosis, interstitial lung disease, ...

When should I be concerned about shortness of breath?

When to see a doctor

You should also see a doctor if you notice shortness of breath becoming more severe. And if at any time your shortness of breath is accompanied by severe symptoms such as confusion, chest or jaw pain, or pain down your arm, call 911 right away.

What can shortness of breath indicate?

Shortness of breath is a common symptom of allergy, infection, inflammation, injury, or certain metabolic conditions. The medical term for shortness of breath is dyspnea. Shortness of breath results when a signal from the brain causes the lungs to increase breathing frequency.

Maya Lin-Takahashi

Maya Lin-Takahashi

Consumer Tech & Gadget Reviewer

Maya is a hardware enthusiast who tests and reviews smart home devices, smartphones, wearables, and audio gear. She focuses on practical consumer value and build quality.