Research has shown that that a persistent cough is a key symptom of lung cancer. To raise awareness of early symptoms of lung cancer as the season for flus and colds , people are urged to seek help if they find themselves unable to avoid a persistent cough, it could be a sign of lung cancer..
The key signs of lung cancer are
A cough that does not persists for more than three weeks.
Persistent chest infections.
Persistent and unexplained breathlessness.
Coughing up blood or blood in the phlegm.
Feeling tired or lacking in energy.
Unexplained weight loss.
Persistent pain in the chest or shoulder.
Unexplained swelling of the face or neck.
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