About how long do lung cancer symptoms take to take effect?

Lung Cancer: This question has no right answer. It is way too broad. There are several different types of lung cancer. They are not commonly found in the young; they also are not found in the early years one smokes, but later in life after 20 pak years of smoking. It may be best if you give us your specific symptoms or the specific reasons you are asking each question.

Varieties: Small cell is worst or fastest. Other cel types may be slow - out to years.