cigarette cancer percentage deaths are declining because fewer Americans are smoking File:Smoking lung cancer.png - Wikipedia

Epigenetic alterations occur to DNA without adjusting the underlying genetic code the A, C, G, T bases to the code of life. Sometimes, these consequences may even extend to the next generation and possibly beyond

Finally, its just becoming more expensive to keep smoking. He says that prescription drugs, along with counseling, can help people quit if the patient is motivated and if the benefits outweigh possible side effects, but he cautions that we cant say that those are the reason the rate has declined. Instead, he says the reduction has more to do with having a strong relationship with ones doctor, and being able to have an ongoing conversation about smoking

Ive tried a cigarette twice, and the more recent of those times I decided to try and inhale as much as I could

At least 69 of these chemicals can cause cancer