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A Keck Medicine of USC pulmonologist explains why adults may start experiencing asthma symptoms. If you weren’t diagnosed with asthma

S. Cindy Xi, MD, an allergist and immunologist with Keck Medicine of USC, answers some common questions about asthma and

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When an unexpected medical problem arises, do you seek treatment at an emergency room or an urgent care clinic? A

A Keck Medicine of USC thoracic surgeon explains the health impact of poor air quality, including

Burdened for decades by severe sinusitis, Salvador Barba is now living life to the fullest thanks to a USC Caruso

Is an upper respiratory infection contagious? Here’s what’s true and what’s false. “An upper respiratory infection usually affects the upper

Most heart palpitations are normal. Here are 5 reasons your heart might be skipping a beat. Your heart may pound