Although the heart and lungs are neighbors in your chest, people may think of them as separate entities with unrelated problems. But a growing body of evidence suggests that asthma – one of the most common lung disorders – is a risk factor for cardiovascular disease. Asthma is a serious chronic disease in which airways are inflamed, often in response to specific triggers. It affects about 25 million people in the U.S., including nearly 5 million children, causing millions of annual visits to doctors' offices and emergency rooms.
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