20 Unexpected Signs and Symptoms of Lung Cancer

18.Blood clots

Study found that cancer increases inflammation in the body, causing blood clots thereby. It's more likely for people with lung cancer to develop blood clots in lungs, arms, or legs.

19. Pneumonia

Most people believe recurrent pneumonia is an early sign of lung cancer. Even if you have recovered from pneumonia, follow-up tests are still necessary for the future health of your lungs.

20. Anxiety, depression, or dementia

Some mental health issues are usually connected to lung cancer. There's no clear evidence till now but when you notice mental health issues combined with other symptoms, it is cause for concern.