In-depth

Cough

An occasional cough is normal and healthy. A cough that persists for weeks signals an underlying problem.

Nasal congestion

Nasal congestion: Causes and when to see a doctor.

Pneumonia

There are at least 50 kinds of pneumonia — a serious lung infection that takes the lives of more than 60,000 Americans every year.

Urinary tract infection

Half of all women experience a urinary tract infection during their lifetimes. The condition can be a serious health problem when it involves the kidneys.

Aug. 22, 2013

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