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Tuberculosis (TB) is a highly infectious disease that primarily affects the lungs. Read more on whom it affects and how to treat it.
Coughing to clear the throat is typically an infrequent action, although there are a number of conditions that can cause more frequent bouts of coughing.
Wheezing is a high-pitched whistling sound made while you breathe. It's heard most clearly when you exhale, but in severe cases it can be heard when you inhale. It's caused by narrowed airways or inflammation.