What is Lung Cancer And How To Diagnose It?

Symptoms of Lung Cancer

There are 2 types of cancer cells, small cell, and non-small cell. The former causes 13% of cancers in the lungs and in some cases spreads easily. The second is the cause of 87% of this type of cancer and develops slowly.
When cancer starts to grow, it is difficult to detect and causes no symptoms in its initial stages, but as it develops, it causes problems with the lung function and the symptoms usually appear. These include:
Difficulty breathing.
A constant cough, over time this gets worse.
Severe chest pain.
The voice becomes hoarse.
Decreased weight involuntarily.
Fatigue.