A member asked:

Been having a painful+persistent cough, like coughing up a lung.i recently cared for a sick friend, he coughed up blood.am i infected?should isee a dr.?

A doctor has provided 1 answer

Cough: You could be sick, you should see your doctor to determine what is going on.

Answered 9/5/2013

4.9k views

Thank

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