Harvard Health Letter

Are you short of breath?

Shortness of breath can indicate serious heart or lung disease. However, it may also be a symptom of obesity and anemia. No matter the cause, shortness of breath should be taken seriously. Important warning signs include new onset or sudden shortness of breath, rapidly worsening shortness of breath, or accompanying symptoms such as chest pain, chest pressure, or lightheadedness, which should be reported to the doctor promptly.
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