I quit smoking a month ago and I'm coughing up blood, do I have lung cancer?

It is not uncommon for smokers to have an increase in coughing for several weeks after they quit. Smoking inhibits the work of the cilia in the lungs whose job it is to "sweep out" debris that in inhaled. They are damaged and/or paralyzed from the tar and other harmful chemicals in tobacco smoke. Once you quit, they work over time to rid your lungs of the accumulation of the gunk in your lungs.

Link Between Lung Cancer and Smoking

For years the tobacco companies said that smoking did not cause lung cancer. We now know that smokers are at a much higher risk of developing lung cancer and about 10% of all smokers will develop the disease. About 90% of all lung cancers are in smokers. This article tells of several genetic studies that are showing certain genetic traits that may make a person more likely to become addicted to