what are the chemicals in cigarettes that cause cancer harmful smoking directly damage lung cells, causing DNA mutations increase risk. Over time, these damaged cells grow abnormally, leading to tumor formation in the lungs. Quitting smoking Cigarettes contain thousands of chemicals—over
Cigarettes contain thousands of chemicalsover 7,000 have been identifiedmany of which are toxic, and at least 70 are known to cause cancer. When a cigarette burns, these chemicals are inhaled deep Busting 8 Common Myths About Smoking and Cancer Cancer How Tobacco Smoke Causes Disease: The Biology and Behavioral Basis for Smoking Attributable Disease NCBI Bookshelf What is nicotine and other facts PMI Philip Morris International Cigarette smoke contains more than 7,000 harmful chemicals, many of which are proven to cause cancer and other serious illnesses. There are around 500 stop smoking services with specialists who want to
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