There are many different signs of lung cancer. Some lung cancer symptoms, such as a persistent cough or shortness of breath, are more common and easier to recognise than others such as clubbed fingers or back pain.
It is really important to be aware of all of the signs of lung cancer – regardless of if you have smoked or not. Lung cancer can happen to anyone so if you are experiencing any of the following lung cancer symptoms, you should contact your GP.
The most common lung cancer symptoms
- A persistent cough (that lasts for three weeks or more)
- Feeling breathless for no reason
- Repeat chest infections or chest infections that haven’t improved after having treatment
- Losing weight and/or loss of appetite
- Coughing up blood or blood in your phlegm (spit)
- A cough that changes or gets worse
- Unexplained tiredness or lack of energy
- Chest or shoulder pain.
Less common signs of lung cancer include:
- Back pain
- Wheezing
- A hoarse voice
- Finger clubbing (where the tips of your fingers swell around your nail)
- Difficulty swallowing
- A swelling in your face or neck.
Check your symptoms

Understand and recognise possible signs of lung cancer with our symptom checker and find out what to do next.
Some people with lung cancer may experience multiple symptoms, whilst others may only have one symptom.
If you are aware of any changes in your health or spot differences in family and friends, don’t ignore them.
What to do if you have lung cancer symptoms
See your GP if you have any lung cancer signs and symptoms. Chances are everything will be ok, but it is important to get checked out.
Download our lung cancer symptom tracker and make a note of when you first noticed the symptom(s).
Contact your GP practice. We understand it can be difficult to see your GP. You can watch our video with primary care nurse, Carol, with tips of how to get an appointment.